Question
The average of all the prime numbers between 30 and 50
is:Solution
The correct answer is D
Which of the following metals is the lightest in the periodic table of elements?
The pH of a neutral solution is —
What is the atomic number of Bohrium, named after the physicist Niels Bohr?
The green colour of the leaves is due to-
Which of the following glass absorbs ultraviolet rays which are harmful for the eyes.
What is the chemical formula for soda ash?
How many carbon atoms are present in a molecule of glucose?
Which of the following is true about Helium?
Which of the following fatty acids does NOT form soap?
What is the pH value of pure water ?