Question
What is atomic number of
copper?Solution
Copper  is a chemical element with symbol Cu and atomic number 29. Classified as a transition metal, copper  is a solid at room temperature.
Directions: In each of the questions, a sentence has been divided into four parts, one of which may contain an error. Identify that fragment and mark i...
The caducity of youth is (A)/not something I ever thought (B)/about it my teens, but can't (C)/stop to think about in my twenties!          �...
I hate going to the doctor, but I suppose I'll just have to bite the bullet.
Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. Mark the part with...
The people in the courtroom waited for the judge for announce the justice that would be administered to the guilty man.
Read the sentence to find out whether there is an error in it. The error, if any, will be in one part of the sentence. The letter corresponding to that ...
It is not difficult to sense country’s displeasure, even granting its rough diplomat disposition.
The students eagerly their awaited results.
After the ache in the neck from grazing upwards at these alluring frescoes, we sat down for a while, rubbing our necks, in the splendid dance hall with ...
Scientists have created the world’s thinnest hologram that can be seen without 3D goggles and may be integrated into everyday electronics such as sma...