NEET 2014 Chemistry question

Chemistry Some Basic Concepts of Chemistry NEET 2014

1.0 g of magnesium is burnt with 0.56 g in a closed vessel. Which reactant is left in excess and how much? (At. wt. Mg = 24; O = 16)

(1)Mg, 0.16 gCorrect
(2), 0.16 g
(3)Mg, 0.44 g
(4), 0.28 g

Answer: (1)

Solution

: 48 g Mg reacts with 32 g , i.e. 24 g Mg needs 16 g . Mg available mol; available mol, which needs only $2×

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-091536