Chemistry-
General
Easy
Question
CO2and N2are non-supporters of combustion However for putting out fires CO2 is preferred over N2 because CO2
- Does not burn
- Forms non combustible products with burning substances
- Is denser that nitrogen
- Is a more reactive gas
The correct answer is: Is denser that nitrogen
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The correct statement with respect to CO is
The correct statement with respect to CO is
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Which element can form the most acidic oxide
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The C-X bond energy order for carbon tetra halides is
The C-X bond energy order for carbon tetra halides is
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A) Silanes are good reducing agents B) SiO2 is a giant tetrahedral polymer C) SnCl4 act as Bronsted Base
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A) CCl4 does not act as lewis acid B) Silanes are strong reducing agents C) Crystalline silica will have Diamond like structure The correct answer is
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Which of the following is not hydrolyzed easily
Which of the following is not hydrolyzed easily
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The first ionization energies of the elements of group 14 follow the order
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How many corners of SiO4 units are shared in the formation of three dimensional
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on hydrolysis will produce
on hydrolysis will produce
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Silicon has a strong tendency to form polymers like silicones, the chain length of silicone polymer can be controlled by adding
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Chemistry-General
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Which of the following statements are true about quartz
A) it is pure crystalline form of silica
B) it is a tetrahedral polymer of SiO2
C) UV light can pass through quartz
Which of the following statements are true about quartz
A) it is pure crystalline form of silica
B) it is a tetrahedral polymer of SiO2
C) UV light can pass through quartz
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Decreasing order of "P" orbital Character in the following
a) SiO2
b) CO2
c) Graphite
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a) SiO2
b) CO2
c) Graphite
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Identify B & C?
Identify B & C?
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on heating up to 
'Y' is obtained 'Y' on treating with HF, the final product obtained is
on heating up to 'Y' is obtained 'Y' on treating with HF, the final product obtained is
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A and B are the compounds of carbon A on passing over red hot coke, is converted to B A and B are
A and B are the compounds of carbon A on passing over red hot coke, is converted to B A and B are
Chemistry-General
