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Recent questions and answers in P-Block elements (Group-13 and Group-14)
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Chemistry
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P-Block elements (Group-13 and Group-14)
what is the difference between the structure of AlCl3 and diborane?
chemistry
answered
Jan 22, 2015
by
sharmaaparna1
1
answer
How is valency of a carbon atom in graphite satisfied as each carbon atom is bonded to only three other carbon atoms ?
chemistry
answered
Jan 22, 2015
by
sharmaaparna1
1
answer
The relative strength of Lewis acidity of boron trihalides is found to follow the following trend. BI3>BBr3>BCl3>BF3
chemistry
answered
Jan 22, 2015
by
sharmaaparna1
1
answer
differentiate between monomer and dimer with an example ?
chemistry
answered
Jan 22, 2015
by
sharmaaparna1
1
answer
explain the following reaction
chemistry
answered
Jan 22, 2015
by
sharmaaparna1
1
answer
Why does PbI4 not exist
chemistry
answered
Jan 22, 2015
by
sharmaaparna1
1
answer
Which of the following statements regarding aluminium is not correct ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
medium
q40
answered
Jul 28, 2014
by
thanvigandhi_1
1
answer
The number of water of crystallization in Borax is
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q64
answered
Jul 27, 2014
by
thanvigandhi_1
1
answer
In Borax, the number of -OH group attached to boron atoms is
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q63
answered
Jul 27, 2014
by
thanvigandhi_1
1
answer
Borax has the molecular formula
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q61
answered
Jul 27, 2014
by
thanvigandhi_1
1
answer
Which of the following statement is correct ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q60
answered
Jul 27, 2014
by
thanvigandhi_1
1
answer
Which of the following statement is not correct ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q59
answered
Jul 27, 2014
by
thanvigandhi_1
1
answer
Which of the following statement is incorrect ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q58
answered
Jul 27, 2014
by
thanvigandhi_1
1
answer
Heating of diborane with excess of ammonia to a high temperature yields
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q57
answered
Jul 27, 2014
by
thanvigandhi_1
1
answer
Chrome alum is
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q56
answered
Jul 27, 2014
by
thanvigandhi_1
1
answer
Heating of $Al_2(SO_4)_3$ gives
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
medium
q55
answered
Jul 26, 2014
by
thanvigandhi_1
1
answer
Which of the following alloys does not contain aluminium ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q47
answered
Jul 26, 2014
by
thanvigandhi_1
1
answer
Which of the following statements regarding the structure aluminium chloride is correct ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
medium
q46
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
The chief ore for the extraction of aluminium is
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q43
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
Which of the following minerals does not contain aluminium ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q37
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
Which of the following is metaboric acid ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q30
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
Which of the following is boric acid ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q29
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
Which of the following statements regarding Boron is not correct ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
medium
q28
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
Which of the following statements regarding boron is not correct ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q27
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
The treatment of $Mg_3B_2$ with acids produces
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
easy
q20
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
Which of the following facts regarding boron and silicon is not true ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
medium
q13
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
Which of the following equations is not correctly formulated ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-13
boron-family
medium
q11
answered
Jul 25, 2014
by
thanvigandhi_1
1
answer
The oxidation state of Sc in $Sc_2Si_2O_7$ is
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
The charge $x$ of $Si_6O_{18}^x$ will be
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which one of the following is a covalent carbide?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Each silicon atom in the trimer cyclic silicate has
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
easy
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following elements is not the constituent of zeolite A
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following statements is correct?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following bonds has the highest bond energy ?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following is an allylide?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following is a acetylide?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following is a methanide?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following compounds of lead is the most stable?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
easy
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following fuel gases has the highest calorific value?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Hydrolysis of $SiF_4$ in alkaline medium produces
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Amongst the following element,which one has the highest melting point?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
easy
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Lead pencil contains
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
easy
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Bond energy is highest amongst
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
easy
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following oxides is used in lead accumulators?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
easy
answered
Jul 25, 2014
by
sreemathi.v
1
answer
The only stable tetrahalide of lead is
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following statements is not correct?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following statements is not correct?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Heating lead in air at higher temperature ($T \geq 725K)$,the oxide formed is
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
easy
answered
Jul 25, 2014
by
sreemathi.v
1
answer
Which of the following equations is not actually observed?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
In the purification of lead electrolytically,which of the following facts is not correct?
jeemain
chemistry
inorganic-chemistry
class11
ch11
p-block-elements
group-14
carbon-family
medium
answered
Jul 25, 2014
by
sreemathi.v
1
answer
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