In terms of the periodic table, is there an abrupt or gradual change between ionic and covalent bonds?
A) There is an abrupt change that occurs across the metalloids.
B) Actually, any element of the periodic table can form a covalent bond.
C) There is a gradual change: the farther apart, the more ionic.
D) Whether an element forms one or the other depends on nuclear charge and not the relative positions in the periodic table.
C
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Sense of place is experienced
A) only by insiders. B) only by outsiders. C) by both insiders and outsiders. D) by animals, not humans.
Compression cannot produce
A. reverse faults. B. normal faults. C. synclines. D. anticlines.
Which of the following properties determines the kind (wavelength) and amount of radiation that an object emits?
A. temperature B. latent heat C. density D. thermal conductivity
Nitrous oxide is the most abundant greenhouse gas.
Answer the following statement true (T) or false (F)