Questions

Elements A, B and C occur as Dobereiners triads. If the atomic mass of A is 7 and that of C is 39, what will be the atomic mass of B?

In the following items, each passage consists of six sentences. The first and the sixth sentence are given in the beginning as S1 and S6. The middle four sentences in each have been removed and jumbled up. These are labeled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :Helen graduated in 1904with special honours in English.
S6:Here dress was torn and roses were snatched from her hat.
P:She was twenty-four years old.
Q:She was invited to the St. Louis Exposition in 1904 to awaken worldwide interest in the education of the deaf-blind.
R:But on Helen Keller Day the crowds got out of hand.
S:Requests were already flowing in for appearances and for magazine articles.

The proper sequence should be 

Aromatic hydrocarbons contain at least _____ benzene like ring in their molecules.

______ character of a bond between two atoms is greater if the difference in their electro negativities is lesser.

Which was not produced by volcanic outgassing?

Which company developed 'Hack' Programming Language?

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Praise highly in speech or writing

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

She decided to go there, though her husband cautioned her on it