If an element with high electron affinity combines with another element with low ionization energy…
If an element with high electron affinity combines with another element with low ionization energy the bond formed…
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Which of the following compounds has the highest ionic character?
Which of the following compounds has the highest ionic character? A. PCI5 B. SiCI4 C. AICI3 D. KCI…
Exhaust fumes discharged from a smoky vehicle gradually become invisible as a result of
Exhaust fumes discharged from a smoky vehicle gradually become invisible as a result of A. diffusion B. combustion…
Which of the following halogens is the most reactive?
Which of the following halogens is the most reactive? A. F2 B. Br2 C. l2 D. Cl Correct…
The crystal layers in graphite are held together by
The crystal layers in graphite are held together by A. electrostatic forces B. van der Waals’ forces C.…
In the Periodic Table, the elements that loss electrons most readily belong to
In the Periodic Table, the elements that loss electrons most readily belong to A. Group 1 A B.…
Which of the following reactions is not feasible?
Which of the following reactions is not feasible? A. Cl2 + 2Kl → 2KCI + I2 B. Cl2…
Which of the orbitals 4s, 4p, 4d and 4f has the lowest energy?
Which of the orbitals 4s, 4p, 4d and 4f has the lowest energy? A. 4f B. 4p C.…
Calcium atom ionizes by
Calcium atom ionizes by A. gaining two electrons B. losing two electrons C. sharing two electrons D. gaining…
Which of the following properties increases down a group in the Periodic Table?
Which of the following properties increases down a group in the Periodic Table? A. Atomic radius B. Electronegativity…