CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which formula is correctly associated with Hydrochloric acid?
A. NH3
B. CO
C. H2O
D. HCl
Correct Answer: D
Hydrochloric acid is associated with HCl.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: H2SO4?
A. Sodium bicarbonate
B. Hydrochloric acid
C. Glucose
D. Sulfuric acid
Correct Answer: D
The compound matching 'H2SO4' is Sulfuric acid.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which formula is correctly associated with Sulfuric acid?
A. H2O2
B. H2SO4
C. CO2
D. NaCl
Correct Answer: B
Sulfuric acid is associated with H2SO4.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: NH3?
A. Glucose
B. Ethanol
C. Water
D. Ammonia
Correct Answer: D
The compound matching 'NH3' is Ammonia.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which formula is correctly associated with Ammonia?
A. HCl
B. NaCl
C. NH3
D. C6H12O6
Correct Answer: C
Ammonia is associated with NH3.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: CH4?
A. Carbon dioxide
B. Water
C. Hydrochloric acid
D. Methane
Correct Answer: D
The compound matching 'CH4' is Methane.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which formula is correctly associated with Methane?
A. HCl
B. C2H5OH
C. CH4
D. NH3
Correct Answer: C
Methane is associated with CH4.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: CO?
A. Hydrogen peroxide
B. Sulfuric acid
C. Carbon monoxide
D. Carbon dioxide
Correct Answer: C
The compound matching 'CO' is Carbon monoxide.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which formula is correctly associated with Carbon monoxide?
A. HNO3
B. NH3
C. H2O2
D. CO
Correct Answer: D
Carbon monoxide is associated with CO.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: CO2?
A. Carbon dioxide
B. Sodium chloride
C. Hydrogen peroxide
D. Water
Correct Answer: A
The compound matching 'CO2' is Carbon dioxide.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which formula is correctly associated with Carbon dioxide?
A. NaCl
B. HCl
C. C2H5OH
D. CO2
Correct Answer: D
Carbon dioxide is associated with CO2.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which compound is best identified by the following formula: H2O?
A. Ammonia
B. Calcium carbonate
C. Water
D. Carbon monoxide
Correct Answer: C
The compound matching 'H2O' is Water.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which formula is correctly associated with Water?
A. C2H5OH
B. H2O
C. CO
D. H2O2
Correct Answer: B
Water is associated with H2O.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which element has atomic number 92?
A. Uranium
B. Mercury
C. Calcium
D. Fluorine
Correct Answer: A
Atomic number 92 is Uranium.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
What is the chemical symbol for Uranium?
A. U
B. Hg
C. Na
D. Ca
Correct Answer: A
Uranium has symbol U.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which element has atomic number 82?
A. Nickel
B. Magnesium
C. Phosphorus
D. Lead
Correct Answer: D
Atomic number 82 is Lead.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
What is the chemical symbol for Lead?
A. Co
B. Pb
C. Na
D. P
Correct Answer: B
Lead has symbol Pb.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which element has atomic number 80?
A. Hydrogen
B. Platinum
C. Mercury
D. Uranium
Correct Answer: C
Atomic number 80 is Mercury.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
What is the chemical symbol for Mercury?
A. Hg
B. Be
C. Fe
D. H
Correct Answer: A
Mercury has symbol Hg.
CSS - PMS - CCE - PCS - Everyday Science
Basic Chemistry and Atomic Structure
Which element has atomic number 79?
A. Bromine
B. Gold
C. Iron
D. Calcium
Correct Answer: B
Atomic number 79 is Gold.