question What is the product of the reaction between sulfuric acid H SO and sodium sulfide Na S

The balanced chemical equation for the reaction between calcium carbonate (CaCO₃) and hydrochloric acid (HCl) is:

A. CaCO₃ + 2HCl → CaCl₂ + H₂O + CO₂
B. CaCO₃ + HCl → CaCl₂ + H₂O + CO₂
C. CaCO₃ + 2HCl → CaCl₂ + CO₂ + H₂O
D. CaCO₃ + HCl → CaCl₂ + CO₂ + H₂O

The balanced chemical equation for the reaction between hydrochloric acid (HCl) and sodium carbonate (Na₂CO₃) is:

A. 2HCl + Na₂CO₃ → 2NaCl + H₂O + CO₂
B. HCl + Na₂CO₃ → NaCl + H₂O + CO₂
C. 2HCl + Na₂CO₃ → NaCl + H₂O + CO₂
D. HCl + Na₂CO₃ → 2NaCl + H₂O + CO₂

How many orbitals are there in the p sublevel?

A. 1
B. 2
C. 3
D. 4

The VSEPR theory is used to predict:

A. Molecular shapes
B. Bond strengths
C. Electron affinities
D. Ionization energies

The compound NH₄Cl is commonly known as:

A. Ammonium chloride
B. Ammonium nitrate
C. Ammonium sulfate
D. Ammonium carbonate

What is the term for the energy required to remove an electron from a cation in its gaseous state?

A. Ionization energy
B. Electron affinity
C. Electronegativity
D. Atomic radius

What is the term for the specific sequence of three nucleotides in mRNA that codes for a particular amino acid during protein synthesis?

A. Codon
B. Anticodon
C. Intron
D. Exon

How many electrons can occupy the third energy level (n = 3)?

A. 2
B. 8
C. 18
D. 32

What is the product of the reaction between nitric acid (HNO₃) and potassium hydroxide (KOH)?

A. Potassium nitrate and water
B. Nitrogen gas and oxygen gas
C. Potassium hydroxide and water
D. Potassium nitrite and water

What is the product of the reaction between hydrochloric acid (HCl) and potassium sulfide (K₂S)?

A. Potassium chloride and hydrogen sulfide
B. Potassium chloride and sulfuric acid
C. Hydrogen chloride and potassium sulfide
D. Hydrogen sulfide and potassium chloride

Chemistry MCQS - QUESTION DETAILS

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