My Report

Chemistry – Class 12 Practice Test 3


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. Which of the following is false regarding the Ellingham diagram?

2. In the metallurgy of aluminium, purified bauxite is mixed with Na2AlF6.

3. Which of the following is not refined by zone refining method?

4. What is the voltage at which electrolysis of brine takes place?

5. What is the name of the alloy of copper called which contains a composition of 30-35% of zinc?

6. Which of the following represents the general electronic configuration of an element belonging to the p-block of the periodic table?

7. Which of the following ores cannot be concentrated by hydraulic washing?

8. Which of the following compounds can be used to obtain free nitrogen?

9. Promoter decreases the activity of catalyst.

10. Which of the following diseases is cured using colloidal antimony?


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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