Recent questions tagged inorganic-chemistry

The number of elements in Group 13 is

asked Jul 24, 2014 by thanvigandhi_1

1 answer

Which of the following elements does not belong to Group 13 of the periodic table ?

asked Jul 24, 2014 by thanvigandhi_1

1 answer

Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Calculate the electronegativity of Flourine, given the following: $E_{H-H} = 104.2 \; kcal\;mol^{-1},\; E_{F-F} = 36.6\; kcal\;mol^{-1},\;E_{H-F} = 134.6 \; kcal\;mol^{-1},\;\chi_H = 2.1$

asked Jul 24, 2014 by balaji.thirumalai

1 answer

Which of the following orders regarding the boiling point is correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following sets of bonds are correctly ordered from least to most polar?

asked Jul 24, 2014 by balaji.thirumalai

1 answer

Which of the following orders regarding the melting points is correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Given are the standard reduction potentials of a some species.The value of $E^{\large\circ}$ will be about

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following compounds is the most polar: H$_2$O (l), H$_2$S (g), HF (l), HCl (g) ?

asked Jul 24, 2014 by balaji.thirumalai

1 answer

Four elements P, Q, R and S belong to groups 13, 15, 16, and 17, but not in that order. The electronegativity values of four elements in the same period of the periodic table are listed below:

asked Jul 24, 2014 by balaji.thirumalai

1 answer

Silver bromide is soluble in sodium thiosulphate due to the formation of the complex

asked Jul 24, 2014 by sreemathi.v

1 answer

The hybridization of S in $SF_4$ is

asked Jul 24, 2014 by sreemathi.v

1 answer

The structure of $TeCl_4$ (valence electronic configuration of $Te$ is $4d^{10}5s^25p^6$)

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following facts regarding bond energies is correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following oxidation state of oxygen is not observed in its compounds

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements regarding ozone is not correct?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements regarding ozone is not true?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements for sodium thiosulphate is not true?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements regarding sulphuric acid is not true ?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements regarding sulphur trioxide is not true ?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements regarding sulphur dioxide is not true ?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following statements regarding sulphur is not true?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following is not the mineral of sulphur?

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following is not true about $H_2O_2$?

asked Jul 24, 2014 by sreemathi.v

1 answer

Pyrosulphuric acid may be synthesized by dissolving $SO_3$ in

asked Jul 24, 2014 by sreemathi.v

1 answer

Of the following acids,the strongest is

asked Jul 24, 2014 by sreemathi.v

1 answer

When pure $H_2SO_4$ is electrolysed,the product at the anode is

asked Jul 24, 2014 by sreemathi.v

1 answer

Which of the following oxo-acids of sulphur has more than one oxidation state of sulphur?

asked Jul 24, 2014 by sreemathi.v

1 answer

The oxidation state of sulphur in peroxodisulphuric acid,$H_2SO_{6+}$,is

asked Jul 24, 2014 by sreemathi.v

1 answer

The oxidation state of sulphur in peroxodisulphuric acid,$H_2S_2O_8$,is

asked Jul 24, 2014 by sreemathi.v

1 answer

How much energy in kJ is released when 7.1 g of Chlorine are completely converted to Cl$^{-}$ ions in the gaseous state?

asked Jul 24, 2014 by balaji.thirumalai

1 answer

Which of the acids does not include S-S bond?

asked Jul 24, 2014 by sreemathi.v

1 answer

How much energy in kJ is released when 3.55g of Chlorine are completely converted to Cl$^{-}$ ions in the gaseous state?

asked Jul 24, 2014 by balaji.thirumalai

1 answer

The first ionization potentials of Na, Mg, Al and Si in order is best represented as?

asked Jul 24, 2014 by balaji.thirumalai

1 answer

The first ionization potentials of Na, Mg, Al and Si in order is best represented as?

asked Jul 24, 2014 by balaji.thirumalai

1 answer

The first ionization potentials in electron volts of nitrogen and oxygen are respectively given by?

asked Jul 24, 2014 by balaji.thirumalai

1 answer

The radii of F, O, F$^{-}$ and O$^{2-}$ follows which of the following orders:

asked Jul 23, 2014 by balaji.thirumalai

1 answer

The ionic radius of Na$^{+}$ ion is 0.95 and the inter-nuclear distance between ion pairs in the NaCl crystal is 2.76. What is the radius of the Cl$^{-}$ ion?

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Which of the following statements are incorrect?

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Rank the following sets of atoms and ions in order of increasing size: S, S$^{2-}$, Cl

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Rank the following sets of atoms and ions in order of increasing size: Fe, Fe$^{2+}$, Fe$^{3+}$

asked Jul 23, 2014 by balaji.thirumalai

1 answer

List these atoms in order of decreasing size: Br, Cl, Ge, K, S.

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Which of the following statements is true regarding atomic radii ?

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Arrange the following monatomic ions in order of increasing atomic radii: P$^{3–}$, Cr$^{6+}$, Ca$^{2+}$, Cl$^{-}$, Ti$^{4+}$.

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Rank each set of ions in order of decreasing size: Ca$^{2+}$, Sr$^{2+}$, Mg$^{2+}$.

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Rank the elements in each of the following sets in order of decreasing First Ionization Energy IE$_1$: K, Ca, Rb

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Rank the elements in each of the following sets in order of decreasing First Ionization Energy IE$_1$: K, Ca, Rb

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Rank the elements in each of the following sets in order of decreasing First Ionization Energy IE$_1$: Sb, Te, Sn

asked Jul 23, 2014 by balaji.thirumalai

1 answer

Ask Questions, Get Answers