In which of the following compounds is the bonding most covalent? w) NaCl x) F2 y) MgS z) Fe3C

In which of the following compounds is the bonding most covalent? w) NaCl x) F2 y) MgS z) Fe3C
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1 Answer

Answer :

ANSWER: X -- F2
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The boiling points of the halogens increase going from F2 to I2. What type of intermolecular forces are responsible for this trend? w) permanent dipole x) hydrogen bonding y) ion-ion attraction z) London dispersion forces

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Which of the following pairs of compounds could NOT be used to create a buffer solution? Would it be: w) HCL and NaCl (read: H - C - L and N - A - C - L) x) HCN and NaCN (read: H - C - N and N - A - C - N) y) NH3 and NH4Cl (read: N - H - 3 and N - H - 4 - C - L) z) HNO2 and NaNO2 (read: H - N - O -2 and N - A - N - O - 2)

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Which of the following materials is the chief source of natural organic compounds? w) petroleum x) coal y) natural gas z) carbon dioxide

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Which of the following organic compounds is known as a saturated chain hydrocarbon ? w) an aromatic compound x) an alkene y) an alkyne z) an alkane

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Last Answer : ANSWER: Y -- CsF

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Description : Which of the following compounds has the highest boiling point? w) CH4 x) CCL4 y) HI z) IF5

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