Chemistry MCQS with Answers for NTS
Which has maximum protein content?
Ground nut
Egg
Cow milk
Wheat
The freezing point of 1 molal NaCI solution assuming NaCI to be 100% dissociated in water in
-1.86°C
-3.72°C
+1.86°C
+3.72°C
Which of the following fluorides does not exist?
NF5
PF5
AsF5
SbF5
Carbon monoxide is pollutant as it
Combines with hemoglobin
Inactivates nerves
Inhibits glycolysis
Combines with oxygen
In which molecule carbon atom is sp2 hybridized
C2H4
None of the above
CH4
C2H2
Ionic solids with defects contain
Cation vacancies and interstitial cations
Interstitial anions and anion vacancies
Cation vacancies only
Equal number of cation and anion vacancies
Heating a micture of sodium benzoate and soda lime gives
Benzene
Sodium benzoate
Calcium benzoate
Methane
When quantity of electricity passed is one faraday then the mass deposited at the electrode is equal to
One gm. atomic weight
Electrochemical equivalent
None of the above
One gm. Equivalent weight
The maximum number of electrons in a subshell for which / = 3 is
10
8
4
14
Heating a mixture of sodium benzoate and soda lime gives
Calcium benzoate
Sodium benzene
Benzene
Methane
Google Ads