#1
What is the chemical formula for water?
H2O
ExplanationWater's chemical formula is H2O, indicating two hydrogen atoms bonded to one oxygen atom.
#2
Which of the following represents the chemical formula for table salt?
NaCl
ExplanationTable salt's chemical formula is NaCl, consisting of sodium (Na) and chloride (Cl) ions.
#3
What is the chemical formula for sulfuric acid?
H2SO4
ExplanationSulfuric acid's chemical formula is H2SO4, comprising two hydrogen atoms, one sulfur atom, and four oxygen atoms.
#4
What is the chemical formula for carbon dioxide?
CO2
ExplanationCarbon dioxide's chemical formula is CO2, indicating one carbon atom bonded to two oxygen atoms.
#5
What is the chemical formula for ammonia?
NH3
ExplanationAmmonia's chemical formula is NH3, indicating one nitrogen atom bonded to three hydrogen atoms.
#6
Which chemical formula represents methane?
CH4
ExplanationMethane's chemical formula is CH4, consisting of one carbon atom bonded to four hydrogen atoms.
#7
What is the chemical formula for sodium hydroxide?
NaOH
ExplanationSodium hydroxide's chemical formula is NaOH, composed of sodium (Na), oxygen (O), and hydrogen (H) atoms.
#8
What is the chemical formula for hydrochloric acid?
HCl
ExplanationHydrochloric acid's chemical formula is HCl, composed of one hydrogen atom and one chlorine atom.
#9
Which chemical formula represents nitric acid?
HNO3
ExplanationNitric acid's chemical formula is HNO3, comprising one hydrogen atom, one nitrogen atom, and three oxygen atoms.
#10
What is the chemical formula for calcium carbonate?
CaCO3
ExplanationCalcium carbonate's chemical formula is CaCO3, indicating one calcium atom, one carbon atom, and three oxygen atoms.
#11
Which chemical formula represents potassium permanganate?
KMnO4
ExplanationPotassium permanganate's chemical formula is KMnO4, indicating potassium (K), manganese (Mn), and oxygen (O) atoms.
#12
What is the chemical formula for nitrous oxide?
N2O
ExplanationNitrous oxide's chemical formula is N2O, comprising two nitrogen atoms bonded to one oxygen atom.