581ChemistryMedium
Sodium is not observed in +2 oxidation state because of its__________________?
Ahigh electronegativity
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
D. high second ioniation potential
Explanation
high second ioniation potential is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. 3.886
Explanation
3.886 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
D. open system
Explanation
An open system is one that can exchange both matter and energy with its surroundings. This means that substances can enter or leave the system, and energy (in the form of heat or work) can be exchanged with the surroundings.
Correct answer
C. Tincal
Explanation
Tincal is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. crystallization
Explanation
crystallization is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. Quantitative analysis
Explanation
Quantitative analysis is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
C. 1.7588 x 1011 C/kg
Explanation
1.7588 x 1011 C/kg is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
A. dilute and concentrated
Explanation
dilute and concentrated is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
C. Cu Ag Au
Explanation
Cu Ag Au is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
Correct answer
B. CHCl3
Explanation
CHCl3 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.