# Multiple choice question for engineering

## Set 1

1-5. a PtCl4 + b XeF2 → c PtF6 + d ClF + e Xe

For the given reaction

1. What is the value of a?

a) 1

b) 2

c) 3

d) 4

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2. What is the value of b?

a) 1

b) 3

c) 5

d) 7

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3. What is the value of c?

a) 1

b) 2

c) 3

d) 4

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4. What is the value of d?

a) 1

b) 2

c) 3

d) 4

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5. What is the value of e?

a) 1

b) 3

c) 5

d) 7

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6-10. For the given reaction, try to find the minimum values of balancing cofficients.

a Cr2(SO4)3 + b RbOH → c Cr(OH)3 + d Rb2SO4

6. What is the value of a?

a) 1

b) 2

c) 3

d) 4

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7. What is the value of b?

a) 1

b) 3

c) 6

d) 9

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8. What is the value of c?

a) 1

b) 2

c) 3

d) 4

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9. What is the value of d?

a) 1

b) 2

c) 3

d) 4

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10. What is the value of a+b+c+d?

a) 10

b) 12

c) 13

d) 14

### View Answer

## Set 2

1-10. For the given combustion reaction

a C4H10 + b O2 → c CO2 + d H2O

1. What is the value of a?

a) 1

b) 4

c) 5

d) 6.5

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2. What is the value of b?

a) 1

b) 4

c) 5

d) 6.5

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3. What is the value of c?

a) 1

b) 4

c) 5

d) 6.5

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4. What is the value of d?

a) 1

b) 4

c) 5

d) 6.5

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5. For producing 10 moles of H2O, how many moles of C4H10 are required? (Consider O2 is in excess)

a) 1

b) 2

c) 5

d) 10

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6. How many moles of O2 are required for producing 10 moles of H2O? (Consider C4H10 is in excess)

a) 6.5

b) 13

c) 15

d) 30

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7. How much CO2 in kg can be produced with 1 mole of C4H10? (Consider O2 is in excess)

a) 44

b) 88

c) 132

d) 176

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8. How much CO2 in kg can be produced with 1 mole of O2? (Consider C4H10 is in excess)

a) 26.07

b) 27.07

c) 28.08

d) 29.08

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9. For producing 90 gms of water in the reaction, how many moles of C4H10 are required?

a) 1

b) 2

c) 3

d) 4

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10. For producing 90 gms of water in the reaction, how many moles of O2 are required?

a) 2.5

b) 4.5

c) 6.5

d) 8.5

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## Set 3

1-10. For the given combustion reaction

a C4H10 + b O2 → c CO2 + d H2O

1. What is the value of a?

a) 1

b) 4

c) 5

d) 6.5

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2. What is the value of b?

a) 1

b) 4

c) 5

d) 6.5

### View Answer

3. What is the value of c?

a) 1

b) 4

c) 5

d) 6.5

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4. What is the value of d?

a) 1

b) 4

c) 5

d) 6.5

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5. For producing 10 moles of H2O, how many moles of C4H10 are required? (Consider O2 is in excess)

a) 1

b) 2

c) 5

d) 10

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6. How many moles of O2 are required for producing 10 moles of H2O? (Consider C4H10 is in excess)

a) 6.5

b) 13

c) 15

d) 30

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7. How much CO2 in kg can be produced with 1 mole of C4H10? (Consider O2 is in excess)

a) 44

b) 88

c) 132

d) 176

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8. How much CO2 in kg can be produced with 1 mole of O2? (Consider C4H10 is in excess)

a) 26.07

b) 27.07

c) 28.08

d) 29.08

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9. For producing 90 gms of water in the reaction, how many moles of C4H10 are required?

a) 1

b) 2

c) 3

d) 4

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10. For producing 90 gms of water in the reaction, how many moles of O2 are required?

a) 2.5

b) 4.5

c) 6.5

d) 8.5

### View Answer

## Set 4

1-10. For the given combustion reaction

a CH4 + b O2 → c CO2 + d H2O

1. What is the value of a?

a) 1

b) 4

c) 5

d) 6.5

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2. What is the value of b?

a) 1

b) 2

c) 3

d) 4

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3. What is the value of c?

a) 1

b) 4

c) 5

d) 6.5

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4. What is the value of d?

a) 1

b) 2

c) 5

d) 6

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5. For producing 10 moles of H2O, how many moles of CH4 are required? (Consider O2 is in excess)

a) 1

b) 2

c) 5

d) 10

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6. How many moles of O2 are required for producing 10 moles of H2O? (Consider C4H10 is in excess)

a) 10

b) 20

c) 25

d) 30

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7. How much CO2 in kg can be produced with 1 mole of CH4? (Consider O2 is in excess)

a) 44

b) 88

c) 132

d) 176

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8. How much CO2 in kg can be produced with 1 mole of O2? (Consider C4H10 is in excess)

a) 22

b) 88

c) 132

d) 176

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9. For producing 36 gms of water in the reaction, how many moles of CH4 are required?

a) 1

b) 2

c) 3

d) 4

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10. For producing 90 gms of water in the reaction, how many moles of O2 are required?

a) 5

b) 10

c) 15

d) 20

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## Set 5

1-10. For the given combustion reaction

a CH4 + b O2 → c CO2 + d H2O

1. What is the value of a?

a) 1

b) 4

c) 5

d) 6.5

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2. What is the value of b?

a) 1

b) 2

c) 3

d) 4

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3. What is the value of c?

a) 1

b) 4

c) 5

d) 6.5

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4. What is the value of d?

a) 1

b) 2

c) 5

d) 6

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5. For producing 10 moles of H2O, how many moles of CH4 are required? (Consider O2 is in excess)

a) 1

b) 2

c) 5

d) 10

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6. How many moles of O2 are required for producing 10 moles of H2O? (Consider C4H10 is in excess)

a) 10

b) 20

c) 25

d) 30

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7. How much CO2 in kg can be produced with 1 mole of CH4? (Consider O2 is in excess)

a) 44

b) 88

c) 132

d) 176

### View Answer

8. How much CO2 in kg can be produced with 1 mole of O2? (Consider C4H10 is in excess)

a) 22

b) 88

c) 132

d) 176

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9. For producing 36 gms of water in the reaction, how many moles of CH4 are required?

a) 1

b) 2

c) 3

d) 4

### View Answer

10. For producing 90 gms of water in the reaction, how many moles of O2 are required?

a) 5

b) 10

c) 15

d) 20