Question
Consider the following number sequence: 8 5 6 7 3
9 5 1 3 5 3 2 5 6 7 How many prime numbers are present in the above sequence which are not immediately preceded by an even number but are immediately succeeded by an odd number?Solution
739, 951, 135, 353
The sudden fall of atmospheric pressure indicates –
Magnesium has atomic number as 12. Find out its valiancy.
Which of the following substances will turn red litmus paper blue?
Diamond is harder than graphite because of which of the following reason?
The word “acid” comes from a ________ word.
Which of the following is correct regarding isobars?
I. They have different atomic numbers
II. The have same mass numbers
Which of the following cannot be cut by a knife?
Sphagnum is an important bryophyte. Consider the following statements about it:
- It is a chief constituent of peat. ...
Which radioactive element is used in heart pacemakers?
Which one of the following is the petroleum wax?