MCQs
Read every question, see the correct answer, and understand the explanation at your own pace. Study mode has no timer and no negative marking.
Correct answer
C. ClO2
Explanation
ClO2 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
C. Lithium and magnesium
Explanation
Lithium and magnesium is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Nuclear fusion
Explanation
Nuclear fusion is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. 1
Explanation
1 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Sand and Naphthalene
Explanation
Sand and Naphthalene is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
D. black
Explanation
black is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. tritium
Explanation
tritium is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. zeotropic solution
Explanation
zeotropic solution is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
D. Aldehydes
Explanation
Aldehydes is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Glyoxal then formic acid
Explanation
Ozonolysis of acetylene (C₂H₂) results in the formation of glyoxal (CHO-CHO). This occurs because the triple bond in acetylene is cleaved by ozone, and the carbon atoms are oxidized. The glyoxal product is then formed from the resulting fragments.