CBSE Class 10 Science Term 1 Answer Key 031/2/4 Paper Code. Check Question Paper

CBSE Class 10 Science Term 1 Answer Key 031/2/4 Paper Code details provided here. Looking for Science Theory Term 1 Questions and it’s answers required to stay tune with official website. Once provisional or final key is ready authority release the key paper and asking to submit the objections if any.

Here it is the 1st question of 031/2/4 paper code CBSE Class 10 Science Term 1 i.e A Students took Sodium Sulphate Solution in a test tube and added barium chloride solution to it. He observed that an insoluble substance has formed. The color and molecular formula of the insoluble substance is. Option A is Grey. Ba2SO4, B). Yellow, Ba(SO4)2, C).White, BaSO4, D). Pink, BaSO4.

Question number 49 is Out of the given metals, the one which needs to be stored used kerosene is. Option is a). P b). R, c). S, d).Q. Question number 50 is Out of the given metals, the metal Q is option a). Iron, b). Zinc, c).Potassium, d).Magnesium.