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CSS - PMS - CCE - PCS - Everyday Science MCQs

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Mechanics MCQs400 MCQsBasic Chemistry and Atomic Structure MCQs300 MCQsElectricity and Magnetism MCQs300 MCQsEarth, Space and Scientific Instruments MCQs280 MCQsCell Biology, DNA and Genetics MCQs220 MCQsDiseases MCQs220 MCQsHuman Body System MCQs220 MCQsLight and Optics MCQs220 MCQsEnvironment, Climate and Pollution MCQs200 MCQsHeat and Thermodynamics MCQs200 MCQsAcids, Bases and Chemical Reactions MCQs180 MCQsWaves and Sound MCQs180 MCQsVitamins and Nutrition MCQs140 MCQsHuman Heart MCQs120 MCQsHuman Blood System – Composition, Blood Groups & Functions MCQs83 MCQs
CSS - PMS - CCE - PCS - Everyday Science

CSS - PMS - CCE - PCS - Everyday Science MCQs With Answers

Prepare CSS - PMS - CCE - PCS - Everyday Science from selected MCQs, topics, explanations, and exam-focused practice questions. You are viewing page 43.

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CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
An isotope has atomic number 6 and mass number 9. Number of neutrons is:
A. 2
B. 3
C. 5
D. 4
Correct Answer: B
N=A−Z.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
An isotope has atomic number 5 and mass number 7. Number of neutrons is:
A. 2
B. 3
C. 1
D. 4
Correct Answer: A
N=A−Z.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
An isotope has atomic number 4 and mass number 10. Number of neutrons is:
A. 5
B. 7
C. 6
D. 8
Correct Answer: C
N=A−Z.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
An isotope has atomic number 3 and mass number 8. Number of neutrons is:
A. 4
B. 6
C. 5
D. 7
Correct Answer: C
N=A−Z.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
An isotope has atomic number 2 and mass number 6. Number of neutrons is:
A. 4
B. 5
C. 3
D. 6
Correct Answer: A
N=A−Z.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: H2O2?
A. Calcium carbonate
B. Nitric acid
C. Ammonia
D. Hydrogen peroxide
Correct Answer: D
The compound matching 'H2O2' is Hydrogen peroxide.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which formula is correctly associated with Hydrogen peroxide?
A. H2O2
B. CH4
C. H2SO4
D. C6H12O6
Correct Answer: A
Hydrogen peroxide is associated with H2O2.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: C2H5OH?
A. Ammonia
B. Ethanol
C. Sulfuric acid
D. Nitric acid
Correct Answer: B
The compound matching 'C2H5OH' is Ethanol.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which formula is correctly associated with Ethanol?
A. H2O
B. NaHCO3
C. C2H5OH
D. H2O2
Correct Answer: C
Ethanol is associated with C2H5OH.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: C6H12O6?
A. Calcium carbonate
B. Glucose
C. Carbon dioxide
D. Sulfuric acid
Correct Answer: B
The compound matching 'C6H12O6' is Glucose.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which formula is correctly associated with Glucose?
A. NH3
B. CH4
C. NaCl
D. C6H12O6
Correct Answer: D
Glucose is associated with C6H12O6.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: NaHCO3?
A. Glucose
B. Sodium bicarbonate
C. Carbon dioxide
D. Ethanol
Correct Answer: B
The compound matching 'NaHCO3' is Sodium bicarbonate.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which formula is correctly associated with Sodium bicarbonate?
A. CaCO3
B. H2O2
C. NaHCO3
D. CO2
Correct Answer: C
Sodium bicarbonate is associated with NaHCO3.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: CaCO3?
A. Calcium carbonate
B. Hydrogen peroxide
C. Glucose
D. Sodium chloride
Correct Answer: A
The compound matching 'CaCO3' is Calcium carbonate.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which formula is correctly associated with Calcium carbonate?
A. CaCO3
B. NaHCO3
C. CH4
D. C2H5OH
Correct Answer: A
Calcium carbonate is associated with CaCO3.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: NaCl?
A. Methane
B. Sodium chloride
C. Carbon monoxide
D. Sodium bicarbonate
Correct Answer: B
The compound matching 'NaCl' is Sodium chloride.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which formula is correctly associated with Sodium chloride?
A. C2H5OH
B. NaCl
C. CO
D. HNO3
Correct Answer: B
Sodium chloride is associated with NaCl.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: HNO3?
A. Calcium carbonate
B. Nitric acid
C. Sodium chloride
D. Ammonia
Correct Answer: B
The compound matching 'HNO3' is Nitric acid.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which formula is correctly associated with Nitric acid?
A. CaCO3
B. NaCl
C. HNO3
D. C6H12O6
Correct Answer: C
Nitric acid is associated with HNO3.
CSS - PMS - CCE - PCS - Everyday Science Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: HCl?
A. Methane
B. Glucose
C. Hydrochloric acid
D. Ethanol
Correct Answer: C
The compound matching 'HCl' is Hydrochloric acid.
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