Question
18, 30, 46, 66, 90,
? What will come in place of the question mark (?) in the following series?Solution
ATQ,
Malathion is primarily used as a/an:
Repetition of sound produced by reflection of sound waves is called-
Gunpowder consists of a mixture of:
Which of the following is polyatomic?
Sphalerite is an ore/mineral of -
Which element is used in pencil leads?
Which polymer is primarily used in making pipes and cable coatings?
Which noble gas is utilized in radiotherapy?
______ is defined as the number of moles of solute per litre of solution.
Which of the following rock is not sedimentary rock?