Question
Select the correct combination of mathematical signs
that can sequentially replace β*β sign and balance the equation given below. 82 * 28 * 7 * 12 * 65 * 65Solution
82 * 28 * 7 * 12 * 65 * 65 82 + 28 Γ· 7 Γ 12 β 65 = 65 82 + 4 Γ 12 β 65 = 65 82 + 48 β 65 = 65 130 β 65 = 65 65 = 65
Formation of ozone hole is maximum over
The nucleus of an atom consists of-
The noble gas used in radiotherapy is
Milk tastes sour when kept in the open for sometimes due to the formation of-
The most reactive among the halogens is-
The important ore of aluminium is-
Which one amongst the following is not a Green House gas?
An electric iron has a heating element made of:
The fuel that is used in modern submarines is -
A polymeric substance used to make parachute is