MEDIUM
NRA CET - Graduate Level
IMPORTANT
Earn 100

Which of the following metals was first discovered by man?

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Important Questions on General Science

MEDIUM
NRA CET - Graduate Level
IMPORTANT
An element that does not occur in nature but can be produced artificially is _____.
HARD
NRA CET - Graduate Level
IMPORTANT
One of the elements found on the surface of the moon is _____.
MEDIUM
NRA CET - Graduate Level
IMPORTANT
The average salinity of seawater is _____.
MEDIUM
NRA CET - Graduate Level
IMPORTANT
The metallic constituents of hard water are _____.
MEDIUM
NRA CET - Graduate Level
IMPORTANT
The high-temperature superconductors are _____.
EASY
NRA CET - Graduate Level
IMPORTANT
The variety of coal in which the deposit contains recognisable traces of the original plant material is _____.
EASY
NRA CET - Graduate Level
IMPORTANT
The highest grade of coal whose surface is shining and has the highest calorific value is _____.
EASY
NRA CET - Graduate Level
IMPORTANT
An atom of an element with mass number 23 and atomic number 11 will have _____.