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Questions >> JEEMAIN and NEET >> Chemistry >> p-Block Elements

Graphite's lubricant nature in moon

asked Nov 28, 2013 by sreemathi.v

1 answer

With excess of $Cl_2$ ammonia forms

asked Nov 28, 2013 by sreemathi.v

1 answer

$H_2B_4O+5H_2O\rightarrow x$ . $x$ is

asked Nov 28, 2013 by sreemathi.v

1 answer

Hydrolysis of chloroform with aqueous KOH gives

asked Nov 28, 2013 by sreemathi.v

1 answer

Which of the following doesn't participate in the solvay's process for manufacture of $Na_2CO_3$

asked Nov 28, 2013 by sreemathi.v

1 answer

Silica is soluble in

asked Nov 28, 2013 by sreemathi.v

1 answer

The element which can displace 3 other halogens from their compounds

asked Nov 28, 2013 by sreemathi.v

1 answer

$Be^{2+}$ is isoelectronic with :

asked Nov 27, 2013 by sreemathi.v

1 answer

Which of the following can be used as anaesthetic

asked Nov 27, 2013 by sreemathi.v

1 answer

Quartz is a crystalline variety of

asked Nov 27, 2013 by sreemathi.v

1 answer

Which one of the following element has highest first ionization potential?

asked Nov 27, 2013 by sreemathi.v

1 answer

Which one of the following compounds in aqueous solution gives a white precipitate acid?

asked Nov 27, 2013 by sreemathi.v

1 answer

The no of $\pi$ bonds in the product formed by passing acetylene through dil $H_2SO_4$ containing mercuric sulphate

asked Nov 27, 2013 by sreemathi.v

1 answer

Select among the following one with largest size

asked Nov 27, 2013 by sreemathi.v

1 answer

Hg sticks to surface of glass when it reacts with

asked Nov 27, 2013 by sreemathi.v

1 answer

Bleaching action of $SO_2$ is due to

asked Nov 27, 2013 by sreemathi.v

1 answer

The inert form of carbon is

asked Nov 27, 2013 by sreemathi.v

1 answer

The element that can exhibit highest number of oxidation state

asked Nov 27, 2013 by sreemathi.v

1 answer

Refer the below Table :

asked Nov 27, 2013 by sreemathi.v

1 answer

$Ca(OH)_2+Cl_2\rightarrow CaOCl_2+H_2O$ .This reaction can be used in

asked Nov 27, 2013 by sreemathi.v

1 answer

What are the shapes & hybridization of $SO_2$ & $SO_3$

asked Nov 27, 2013 by sreemathi.v

1 answer

$NCl_3+H_2O\rightarrow NH_3+x,PCl_3+3H_2O\rightarrow H_3PO_3+y$ .The $x$ and $y$ are :-

asked Nov 27, 2013 by sreemathi.v

1 answer

Oxydazation states of oxygen are :

asked Nov 27, 2013 by sreemathi.v

1 answer

The correct sequence is : For -Acidic Nature

asked Nov 27, 2013 by sreemathi.v

1 answer

$SF_6$ is more reactive than $TeF_6$ .The above statement is

asked Nov 27, 2013 by sreemathi.v

1 answer

Bleaching powder formulae

asked Nov 27, 2013 by sreemathi.v

1 answer

$IF_7$ hybridization

asked Nov 27, 2013 by sreemathi.v

1 answer

$2NaOH+2F_2\rightarrow 2NaF+x+y$ . $x$ & $y$ are

asked Nov 27, 2013 by sreemathi.v

1 answer

$CO+Cl_2\overset{sun\;light}{\rightarrow}$ $x$ . $x$ is

asked Nov 27, 2013 by sreemathi.v

1 answer

$CHCl_3$ is known as

asked Nov 27, 2013 by sreemathi.v

1 answer

Structure of $HClO_4$ is

asked Nov 27, 2013 by sreemathi.v

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Industrially chlorine is prepared

asked Nov 27, 2013 by sreemathi.v

1 answer

Bond angle of $H_2O$ is

asked Nov 26, 2013 by sreemathi.v

1 answer

Allotropes of oxygen are :

asked Nov 26, 2013 by sreemathi.v

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Shape of $H_2S$ is

asked Nov 26, 2013 by sreemathi.v

1 answer

How does stability of chalcogens vary

asked Nov 26, 2013 by sreemathi.v

1 answer

Lithium doesn't form Alum

asked Nov 26, 2013 by sreemathi.v

1 answer

DiBorane hybridazition is

asked Nov 26, 2013 by sreemathi.v

1 answer

Borax formulate :

asked Nov 26, 2013 by sreemathi.v

1 answer

The Reductance of 'ns' electrons towards participation in bond formation is known as

asked Nov 26, 2013 by sreemathi.v

1 answer

The structure of $N_2O$ is

asked Nov 26, 2013 by sreemathi.v

1 answer

The reducing nature of the hydrides

asked Nov 26, 2013 by sreemathi.v

1 answer

In the following which is correct in stability order

asked Nov 26, 2013 by sreemathi.v

1 answer

Name the metalloid present in V A Group

asked Nov 26, 2013 by sreemathi.v

1 answer

$NO$ belongs to which category?

asked Nov 26, 2013 by sreemathi.v

1 answer

Stability order of VA group hydrides is

asked Nov 26, 2013 by sreemathi.v

1 answer

What acts as a catalyst in cyanamids process

asked Nov 26, 2013 by sreemathi.v

1 answer

The Bond angle of Ammonia

asked Nov 26, 2013 by sreemathi.v

1 answer

Metallic nature in V-A elements

asked Nov 26, 2013 by sreemathi.v

1 answer

$NH_3$ can be prepared by

asked Nov 26, 2013 by sreemathi.v

1 answer

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