Single Choice

Which of the following is easily formed?

AMagnesium Chloride
BCalcium fluoride
CPotassium bromide
Correct Answer
DMagnesium bromide

Solution

Potassium bromide is easily formed.
Among the ions $$\displaystyle K^+, \: Mg^{2+} \: Ca^{2+}$$, the ionization energy is minimum for $$\displaystyle K^+$$ ion.
Also, among fluorine, chlorine and bromine, the magnitude of the electron gain enthalpy for bromine is minimum.

SIMILAR QUESTIONS

Chemical Bonding

Which of the following compounds contain(s) no covalent bonds? $$KCl,\, PH_3, \, O_2,\, B_2H_6, \,H_2SO_4$$

Chemical Bonding

The group having triangular planar structures is:

Chemical Bonding

Arrange the following in increasing order of covalent character: $$NaCl,\,MgCl_2,\,AlCl_3$$.

Chemical Bonding

Which atom can have more than eight valence electrons when it forms covalent bond?

Chemical Bonding

Which of the following statements regarding covalent bond is not true?

Chemical Bonding

Fill in the blanks: A covalent bond is formed by ............. of electrons.

Chemical Bonding

Are covalent bonds always non polar?

Chemical Bonding

Potential energy curve for covalent bond formation gives bond length.

Chemical Bonding

The bond between two identical non metallic atoms has a pair of electrons :

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