The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 3rd group and the 4th period?
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Metals react with sodium hydroxide to produce ___________.
___________ is the wearing away of the landscape by different agents like water, wind and ice.
What is the unit of the physical quantity Entropy?
Sir Charles Wilkins is known and remembered for which of the following translations?
Who among the following was awarded with Padma Shri 2017 in the field of 'Sports - Hockey'?
If + means division, means multiplication, '÷' means subtraction, x means addition, and < means less than, then which of the following is false?
In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
Sixth sense