First
What is the main ingredient in vinegar?
a) citric acid
b) acetic acid
c) sulfuric acid
d) nitric acid
Acetic acid
What do we call the chemical that is the main part of water?
a) H2O
b) CO2
c) O2
d) NaCl
H2O
What is the household item is made of sodium chloride?
a) sugar
b) baking soda
c) salt
d) vinegar
salt
Which chemical is often used in swimming pools to keep the water clean and clear?
a) iodine
b) fluorine
c) chlorine
d) bromine
chlorine
Which chemical is present in household gas cylinder to detect the gas leakage?
a) Sulphur
b) methane
c) nitrogen
d) mercaptan
mercaptan
Which chemical makes the white clothes brighter?
a) bleaching agent
b) washing soda
c) acetic acid
d) none of these
bleaching agent
What is main acid found in lemon juice?
a) acetic acid
b) hydrochloric acid
c) citric acid
d) sulphuric acid
Citric acid
Which gas is responsible for cooling in fridge & Acs?
a) oxygen
b) nitrogen
c) hydrogen
d) carbon dioxide
nitrogen
Which gas is present in the CNG?
a) methane
b) ethane
c) hydrogen
d) propane
methane
What is the main ingredient in toothpaste that helps prevents cavity?
a) calcium
b) fluoride
c) baking soda
d) salt
fluoride
Which gas evolved during fermentation?
a) hydrogen
b) oxygen
c) Sulphur
d) carbon dioxide
carbon dioxide
which chemical is found in washing powder or washing soap?
a) sodium carbonate
b) sodium bicarbonate
c) sodium chloride
d) none of these
sodium carbonate
What common kitchen ingredient has the chemical formula NaHCO3?
a) table salt
b) vinegar
c) baking soda
d) sugar
baking soda
Which chemical is used as universal solvent?
a) water
b) alcohol
c) ammonia
d) aacetone
water
Which chemical is present in nail polish remover?
a) alcohol
b) water
c) acetone
d) acid
Acetone