Chemistry-
General
Easy
Question
Which is correct regarding CO2
- Involves in photosynthesis
- Causes green house effect
- Dry ice is used as a refrigerant for ice cream & frozen food
- All of these
The correct answer is: All of these
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Chemistry-
CO2and N2are non-supporters of combustion However for putting out fires CO2 is preferred over N2 because CO2
CO2and N2are non-supporters of combustion However for putting out fires CO2 is preferred over N2 because CO2
Chemistry-General
Chemistry-
The correct statement with respect to CO is
The correct statement with respect to CO is
Chemistry-General
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Which element can form the most acidic oxide
Which element can form the most acidic oxide
Chemistry-General
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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
Chemistry-General
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A) Silanes are good reducing agents B) SiO2 is a giant tetrahedral polymer C) SnCl4 act as Bronsted Base
A) Silanes are good reducing agents B) SiO2 is a giant tetrahedral polymer C) SnCl4 act as Bronsted Base
Chemistry-General
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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
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
Chemistry-General
Chemistry-
Which of the following is not hydrolyzed easily
Which of the following is not hydrolyzed easily
Chemistry-General
Chemistry-
The first ionization energies of the elements of group 14 follow the order
The first ionization energies of the elements of group 14 follow the order
Chemistry-General
Chemistry-
How many corners of SiO4 units are shared in the formation of three dimensional
How many corners of SiO4 units are shared in the formation of three dimensional
Chemistry-General
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on hydrolysis will produce
on hydrolysis will produce
Chemistry-General
Chemistry-
Silicon has a strong tendency to form polymers like silicones, the chain length of silicone polymer can be controlled by adding
Silicon has a strong tendency to form polymers like silicones, the chain length of silicone polymer can be controlled by adding
Chemistry-General
Chemistry-
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
Chemistry-General
Chemistry-
Decreasing order of "P" orbital Character in the following
a) SiO2
b) CO2
c) Graphite
Decreasing order of "P" orbital Character in the following
a) SiO2
b) CO2
c) Graphite
Chemistry-General
Chemistry-
Identify B & C?
Identify B & C?
Chemistry-General
Chemistry-
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
Chemistry-General
