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QUESTION NUMBER 21
Associated Molecules is one of the characteristics of compounds formed by ….?
A. Hydrogen Bonding
B. Ion-dipole force
C. Dipule- dipole force
D. Van der Waals Force
ANSWER: A
QUESTION NUMBER 22
The mass of atom is always described as being equivalent to the mass of …?
A. The number of electrons in atomic unit
B. The number of protons in atomic unit
C. Number of neutrons in the atomic unit
D. Number of protons in the same unit
ANSWER: B
QUESTION NUMBER 23
The quantum mechanical model of an atom was proposed by ….?
A. Erwin Schrodinger
B. Godwin Rodinger
C. Emmynasouth
D. Niels Bohr
ANSWER: A
QUESTION NUMBER 24
The Michael Faraday’s experiment on electrolysis supports the existence of —– sub-atomic particle?
A. Electrons
B. Protons
C. Neutrons
D. No-atrons
ANSWER: A
QUESTION NUMBER 25
The type of hybridization involved in the fermation of ethyne is…?
A. Sp hybridised
B. Ap hybridised
C. Et hybridised
D. Fe hybridised
ANSWER: A
QUESTION NUMBER 26
The type of bond in ammonium chloride is…?
A. Covalent bonds and an ionic bond
B. Polar Covalent
C. None of the above
D. NaCl
ANSWER: B
QUESTION NUMBER 27
across the period atomic radius …..?
A. Decreases
B. Increases
C. Moves About
D. Stays Stationer
ANSWER: A
QUESTION NUMBER 28
The law of octaves was proposed by…?
A. John Alexander Reina Newlands
B. Mr Obini
C. Nail Newland
D. Emmy
ANSWER: A
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