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Chemistry - General Science Objective Type Questions and Answers | SSC | UPSC | RRB | CDS

6 What is the chemical name for ‘baking soda’?
A Sodium carbonate
B Sodium bicarbonate
C Sodium nitrite
D Sodium nitrate

Answer: Option [B]
7 Which of the following gases is present under pressure in soft drinks ?
A Oxygen
B Nitrogen
C Carbon dioxide
D Nitrous oxide

Answer: Option [C]
8 Which radioactive element used in heat pacemakers ?
A Uranium
B Deuterium
C Plutonium
D Radium

Answer: Option [C]
9 The anode in a dry cell consists of :
A Copper
B Zinc
C Cadmium
D Graphite

Answer: Option [B]
10 Milk is a colloidal system in which :
A Water is dispersed in fat
B Fat is dispersed in water
C Fat and water are dispersed in each other
D Fat is dissolved

Answer: Option [B]


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