Which is the lightest metal in the world?
A) Aluminum B) Platinum C) Iron D) Lithium
Which is universal solvent?
A) Honey B) Milk C) Water D) None of these
How many elements are discovered in the world?
A) 112 B) 115 C) 118 D) 116
When was submarine invented?
A) 15th century B) 18th Century C) 17th century D) 20th century
Aluminum is used mostly in what?
A) Ships B) Submarines C) Aircrafts D) None of these
Bronze is a mixture of Copper &:
A) Aluminum B) Helium C) Boron D) Tin
Which gas was discovered in 1898?
A) Helium B) Neon C) Hydrogen D) Oxygen
Which is the lightest atom in the world?
A) Chlorine B) Bromine C) Hydrogen D) Uranium
Which is the heaviest atom in the world?
A) Aluminum B) Platinum C) Uranium D) Hydrogen
What kind of animal is lurcher?
A) Donkey B) Goat C) Dog D) Sheep