Chemistry Practice MCQs Chapter 15 Class 12


79
Created on By Ali Durrani

Chemistry Ch 15 Class 12

1 / 18

The temperature zones In rotary kilns are:

2 / 18

The macronutrients for healthy plant growth are required in per acre.

3 / 18

Which of the following is the most widely used fertilizer in Pakistan? 

4 / 18

Identify the pair of rnicronutrients:

5 / 18

1500•degree Celsius furnace temperature Is maintained at which zone?

6 / 18

Which of the following is not a macronutrient?

7 / 18

Which Organic acid is used in pulping of wood for paper?

8 / 18

What is used in cement manufacture?

9 / 18

Which in not woody raw material

10 / 18

Ammonium nitrate contain nitrogen

11 / 18

How many grams of micronutrients are needed by 1 acre of land?

12 / 18

Which of the following is a Marco-nutrient

13 / 18

Aluminium nitrate is not used for ai

14 / 18

What is the nature of “hydrated tricalcium aluminate” (3 Ca. Al203. 6 H20) in the setting of cement?

15 / 18

cr. be used as a liquid fertilizer?

16 / 18

In Paper industry, sodium sulphite is buffered with

17 / 18

The zone where moisture is removed and clay is broken down into Al203, Si02, Fe203 is

18 / 18

Percentage of nitrogen in urea is:

Your score is

The average score is 57%

0%





Kindly share MCQs Explanations or Recommendations Here