Which of thfollowing statements is TRUE?
A) Chemical bonds play an important role at keeping subatomic particles together.
B) Chemical bonds keep electrons close to the nucleus.
C) Molecules are formed when two or more atoms come together through chemical bonds.
D) Neighboring molecules could interact together through ionic bonds.
E) Compounds associate together to form molecules.
Correct Answer:
Verified
Q31: An atom
A)is positively charged.
B)is negatively charged.
C)is electrically
Q32: How many electrons arin thoutermost electron shell
Q33: Radioactivisotopes have
A)excess electrons.
B)excess protons.
C)excess neutrons.
D)insufficient neutrons.
E)insufficient protons.
Q34: _ bonds holmolecules of DNA in their
Q35: Thbonin tablsalt (NaCl) is
A)polar.
B)ionic.
C)covalent.
D)double.
E)nonpolar.
Q37: How many electrons arin thinnermost electron shell
Q38: A(n) _ is a typof chemical bonin
Q39: Instability of radioisotopes is causeby
A)sudden temperature variations.
B)environmental
Q40: In _ bonds, atoms sharelectrons equally.
A)double covalent
B)unstable
Q41: A _ is a compounthat releases ions
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