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1) Which of the following has the highest binding energy?

2) Ionization energy increases from left to right. In which case the highest amount of energy is required to remove valence shell electrons.

3) The total number of unpaired electrons in an atom of atomic number 24 when it carries a +3 charge

4) The electronegativity value of group IA decreases from top to bottom due to

5) Alkaline earth metals form _______ oxide at normal conditions

6) How many non-metals are present in the s-block?

7) When one mole of aluminium is reacted with excess steam, it produces a mole of hydrogen gas.

8) The geometry of the complexes depends upon the type of _______ taking place in the
valence shell of the central metal atom.

9) Which is the most stable electronic configuration of 1st transition series.

10) Paramagnetic behaviour of an atom, ion or molecule is due to the presence of

11) II-A elements on reaction with oxygen produce their oxides and these oxides are very stable due to their.

12) Choose the correct statement

13) Which of the following process is endothermic?

14) Which of the following is the correct decreasing order of basic character of alkali metal oxides?

15) Which of the following group elements are strong reducing agents?

16) In the case of melting points and boiling points which element will be present at the top of the graph

17) Choose the incorrect statement

18) Which of the following is correct regarding the IA elements in the group?

19) Which of the following transition element show only one oxidation state?

20) "X" compound absorbs yellow colour light, it will look like it

21) Which of the following element in reaction with oxygen produce ionic oxides?

22) The size of the atoms and ions go on decreasing in periods of s and p block elements because of

23) The melting and boiling point of silicon is highest in the 3rd period. This is because of

24) Which of the following group has the highest electrical conductivity

25) Which property of alkaline earth metals decreases with the increase in atomic number