Chemical Process Calculation Questions and Answers – Stoichiometry-IV

This set of Chemical Process Calculation Multiple Choice Questions & Answers (MCQs) focuses on “Stoichiometry-IV”.

1. In the reaction PtCl4 + b XeF2 → PtF6 + ClF + Xe, what is the minimum value of the coefficient “a” to balance PtCl4?
a) 1
b) 2
c) 3
d) 4
View Answer

Answer: a
Explanation: Element Balance for PtCl4.

2. In the reaction PtCl4 + XeF2 → PtF6 + ClF + Xe, what is the minimum value of the coefficient “b” for XeF2?
a) 1
b) 3
c) 5
d) 7
View Answer

Answer: c
Explanation: Element Balance for XeF2.

3. In the reaction PtCl4 + XeF2 → PtF6 + ClF + Xe, what is the minimum value of the coefficient “c” for PtF6?
a) 1
b) 2
c) 3
d) 4
View Answer

Answer: a
Explanation: Element Balance for PtF6.
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4. In the reaction PtCl4 + XeF2 → PtF6 + ClF + Xe, what is the minimum value of the coefficient “d” for ClF?
a) 1
b) 2
c) 3
d) 4
View Answer

Answer: d
Explanation: Element Balance for ClF.

5. In the reaction PtCl4 + XeF2 → PtF6 + ClF + Xe, what is the minimum value of the coefficient “e” for Xe?
a) 1
b) 3
c) 5
d) 7
View Answer

Answer: c
Explanation: Element Balance for Xe.

6. In the reaction Cr2(SO4)3 + b RbOH → Cr(OH)3 + Rb2SO4, what is the minimum value of the coefficient “a” for Cr2(SO4)3?
a) 1
b) 2
c) 3
d) 4
View Answer

Answer: a
Explanation: Element Balance for Cr2(SO4)3.

7. In the reaction Cr2(SO4)3 + RbOH → Cr(OH)3 + Rb2SO4, what is the minimum value of the coefficient “b” for RbOH?
a) 1
b) 3
c) 6
d) 9
View Answer

Answer: c
Explanation: Element Balance for RbOH.
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8. In the reaction Cr2(SO4)3 + RbOH → Cr(OH)3 + Rb2SO4, what is the minimum value of the coefficient “c” for Cr(OH)3?
a) 1
b) 2
c) 3
d) 4
View Answer

Answer: b
Explanation: Element Balance for Cr(OH)3.

9. In the reaction Cr2(SO4)3 + RbOH → Cr(OH)3 + Rb2SO4, what is the minimum value of the coefficient “d” for Rb2SO4?
a) 1
b) 2
c) 3
d) 4
View Answer

Answer: c
Explanation: Element Balance for Rb2SO4.
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10. In the reaction Cr2(SO4)3 + RbOH → Cr(OH)3 + Rb2SO4, what is the sum of the coefficients “a + b + c + d” for the balanced reaction?
a) 10
b) 12
c) 13
d) 14
View Answer

Answer: b
Explanation: Element Balance for Cr2(SO4)3, RbOH, Cr(OH)3, and Rb2SO4.

Sanfoundry Global Education & Learning Series – Chemical Process Calculation.
To practice all areas of Chemical Process Calculation, here is complete set of 1000+ Multiple Choice Questions and Answers.

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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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