MEDIUM
Earn 100

Which one of the following minerals is NOT a naturally occurring silicate ?

50% studentsanswered this correctly

Important Questions on Chemistry

MEDIUM
Which among the following is a non-biodegradable waste?
EASY
If steam is passed over red hot coke
MEDIUM
Which of the following is used to remove the green colour from glass?
EASY
Olfactory indicators show change in:
EASY
The process of separation of pure water from impurities by selective boiling is called_____.
EASY
Which of the following gases turn water milky?
EASY
Which of the following is also known as Epsom salt?
EASY
Which fibre among the following is used to make rayon clothing?
EASY
The process of separation of pure water from impurities is called?
EASY

The equation that represents the water-gas shift reaction is :

EASY
Given below are two statements :
Statement I : The process of producing syn-gas is called gasification of coal.
Statement II : The composition of syn-gas is CO+CO2+H2(1:1:1).
In the light of the above statements, choose the most appropriate answer from the options given below :
EASY

The process of converting sugar into alcohol is called _____:

EASY
(i) The gas which is common in both 'water gas' and 'producer gas' is ________
(ii) Producer gas consists of a mixture of ________ and _______ gases in the ratio 2 : 1.
EASY
______ is one of the most important technique for the separation of a mixture by passing it in solution or suspension through a medium in which the components move at different rates.
EASY
Which of the following variety of coal contains the highest percentage of carbon? 
EASY
_____ is the process of allowing particles in suspension in water to settle out of the suspension under the effect of gravity.
MEDIUM
Which of the following is NOT used to make toothpaste?
EASY
Which of the following reactions is an example of use of water gas in the synthesis of other compounds?
EASY
Baking powder is a mixture of_____and_____?
EASY
The synonym for water gas when used in the production of methanol is: