One gram of which metal can be drawn into wire one and half kilometer long?
- (A) Silver
- (B) Iron
- (C) Gold
- (D) Platinum
- (C) Gold
Atomic number of an element is represented by a symbol:
- (A) K
- (B) L
- (C) Z
- (D) M
- (C) Z
The simplest way to distinguish between solution and pure liquid is:
- (A) Evaporation
- (B) Distillation
- (C) Hydration
- (D) Halogenation
- (A) Evaporation
What is the boiling point of water?
- (A) 50° centigrade
- (B) 60° centigrade
- (C) 100° centigrade
- (D) 120° centigrade
- (C) 100° centigrade
Which type of Uranium is used in the fission process?
- (A) Uranium-234
- (B) Uranium-235
- (C) Uranium-236
- (D) Uranium-237
- (B) Uranium-235
Plutonium is used for:
- (A) Fuel for nuclear fission
- (B) Fuel for nuclear fusion
- (C) Source of chemical energy
- (D) Source of light energy
- (A) Fuel for nuclear fission
Which of the following is a good nuclear fuel?
- (A) Uranium-238
- (B) Neptunium-239
- (C) Thorium-236
- (D) Plutonium-239
- (D) Plutonium-239
What is the color of fluorine?
- (A) Pale yellow
- (B) Greenish yellow
- (C) Reddish brown
- (D) Purple black
- (A) Pale yellow
Density of a gas increases when:
- (A) Its temperature is increased
- (B) Its pressure is increased
- (C) Its volume is kept constant
- (D) Its temperature is decreased
- (A) Its temperature is increased
Which one of the following is the lightest metal?
- (A) Cesium
- (B) Lithium
- (C) Sodium
- (D) Potassium
- (B) Lithium
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