CCL4 cannot be hydrolysed where as SiCL4 undergoes hydrolysis why?????
When boron is fused with NaOH, products formed are
a) Na2B4O7 and H2
b) NaBO2 and H2
c) Na3BO3 and H2
d) B2O3 and H2
Kindly answer sir/mam
what is inert pair effect????
is heated strongly,
acid is added to water,
is treated with dilute NaOH,
is reacted with ammonia?
What happens when :
(i)Quick lime is heated with silica
(ii)Chlorine reacts with slaked lime
Write the reactions involved
why is boric acid consisdred weak acid
What is the chemical formula of the borax bead??
what happen when boric acid is heated?
what is coordination number?How coordination number is higher in speceis of heavier element than the first element in the same oxidation state?
balanced equations for:
+ LiH →
NaH + B2H6
Al + NaOH →
Concentrated HNO3 can be transported in alluminium container.
Graphite is used as lubricant.
Al wire is used to make transmision cables.
Electronegativity of group 13 elements is in the order B is greater than Al is greater than Ga is greater than In is greater than Tl.Explain this trend.
Why does AlCl3 exist as a dimer?
Why Boron does not react with acids and alkalies?
what happens when BF3 is treated with NH3
why gallium has less atomic radii than aluminium ????and p block atomic radii increases as we go down the group
why ccl4 is resistant to hydrolysis but sicl4 is readily hydrolysed ?
Why BORIC ACID is called ORTHOBORIC ACID ? Why there is ORTHO word attached with name ?
PF5 exist but NF5 does not exist .why?
why the electronegativity values of silicon, germanium and tin has the value "1.8" whilst it should keep decreasing from top to botom in a group
pls. explain structure of diamond and graphite showing their orbital overlaps and explain as to why graphite conducts electricity.
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