question Which of the following is an example of a strong base used in household products

Chemistry

Which of the following is an example of a strong base used in household products?

A. Sodium hydroxide (NaOH)
B. Ammonium hydroxide (NH₄OH)
C. Potassium hydroxide (KOH)
D. Acetic acid (CH₃COOH)

Sodium hydroxide (NaOH) is a strong base used in household products.

What is the term for the arrangement of electrons in an atom's energy levels and sublevels?

A. Electron configuration
B. Atomic structure
C. Electron arrangement
D. Energy distribution

The compound CaCO₃ is commonly known as:

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

Which of the following is a characteristic of a base?

A. Bitter taste
B. Turns blue litmus paper red
C. Releases H⁺ ions
D. Low pH

What is the term for a bond formed by the sharing of electrons between identical atoms?

A. Nonpolar covalent
B. Polar covalent
C. Ionic
D. Metallic

What is the chemical symbol for the element mercury?

A. Hg
B. Me
C. Mg
D. He

Which technique involves the study of the interaction between magnetic nuclei and an external magnetic field?

A. Nuclear magnetic resonance (NMR)
B. Gas chromatography (GC)
C. Mass spectrometry (MS)
D. X-ray diffraction

The compound Fe₂O₃ is commonly known as:

A. Iron(II) oxide
B. Iron(III) oxide
C. Iron(IV) oxide
D. Iron pentoxide

The reaction between an acid and a metal produces:

A. Hydrogen gas
B. Oxygen gas
C. Carbon dioxide
D. Nitrogen gas

The heat capacity at constant volume (Cv) is defined as the:

A. Change in heat
B. Change in temperature
C. Change in pressure
D. Change in volume

What is the IUPAC name for CH₃CH₂CH₂NH₂?

A. Ethylamine
B. Propylamine
C. Butylamine
D. Ethylmethanamine