Hamad Chemistry Basic Concept 25/04/2020 A. 0.2m B. 0.2mm C. 0.2nm D. 0.2pm Related Mcqs: The volume occupied by 2.8 g of N2 at STP______________________?A. 2.24 dm3 B. 22.4 dm3 C. 1.12 dm3 D. 112 dm3... Which of the following ion formation is always exothermic ?A. Uni-negative B. Uni-positive C. Di-negative D. Di-positive... When methl iodide and ethyl iodide are treated with sodium metal possible major products are obtained ?A. 1 B. 2 C. 3 D. 4... Which of the following element doesnot show allotropy_________________?A. Carbon B. Arsenic C. Nitrogen D. Sulphur... Which of the following elements conduct electricity and also melts below 100°C ?A. Aluminium B. Sodium C. Carbon D. Sulphur...
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