831ChemistryMedium
Formalin is ___________ solution of formaldehyde in water?
A60%
B
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. 40%
Explanation
40% is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. All
Explanation
All is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. CH3CN
Explanation
CH3CN is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
C. alkaline aquenous iodine
Explanation
alkaline aquenous iodine is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
C. 89 to 103
Explanation
89 to 103 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Decreases
Explanation
Decreases is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. chlorine
Explanation
chlorine is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. Nucleus
Explanation
Nucleus is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Rainfall
Explanation
Rainfall is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. Free ions
Explanation
Free ions is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.