Questions

Atomic numbers of four elements are as follows : F(9), P(15), Cl(17), Ar(18). Which of the following two elements would be chemically similar?

Which of the following is NOT the combined from of carbon?

The color of human skin depends upon

Which of the following is not true about Gymnosperms?

In the given question, a part of the sentence is printed in bold. Below the sentence, three alternatives to the bold part are given which may help improve the sentence. Choose the option that reflects the correct use of the phrase in the context of the sentence. In case the given sentence is correct, your answer is (E) i.e. No correction required.

At first glance, it seems implausible that such an intricately engineered bio system such as our could have come about merely as a result of random modifications.

i. such an intricately engineered bio system as ours

ii. such intricately engineered bio system such as our

iii. such intricately engineered bio system such as ours

Propyne and propene can be distinguished by

Which of the following gases is used to prevent food material from getting oxidised?

Metals are placed on which side of the Modern Periodic table?