The high boiling point of hydrogen fluoride can be explained in terms of
A. covalent bonds. B. dative bonds. C. dipole-dipole bonds D. electrovalent (ionic) bonds. E. hydrogen bonds. Correct Answer: Option E – hydrogen bonds.
What type of bond holds hydrogen fluoride molecules together when forming larger aggregate?
A. Covalent B. Dative C. Hydrogen D. Ionic E. Metallic Correct Answer: Option C – Hydrogen
If two metallic ions of the same concentration migrate to a graphite cathode; the one that would be preferentially discharged is that with the?
A. greater stability in solution B. lower electrical charge C. smaller mass D. stronger tendency to accept electrons E. stronger tendency to lose electrons. Correct Answer: Option D – stronger tendency to accept...The rate of a chemical reaction is NOT affected by one of these factors?
A. colour B. concentration C. presence of light D. surface area E. temperature Correct Answer: Option A – colour
The molecular formula of ethylbutanoate is?
A. C2H5COOC2H6 B. C3H7COOC2H7 C. C3H7COOC3H7 D. C3H7COOC4H9 E. C3H7COOC2H5 Correct Answer: Option E – C3H7COOC2H5Products
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