Question 1 which election take part in chemical bonding______?
Answer is electron in the outermost shell
Question 2 reactivities of halogen decline as we move______?
Answer is down the group
Question 3 which of the ionic radii is larger______?
Answer is Fe2+
But based on this question on this TMA3 you will fail if you choose fe2+
Question 4 all of the following are members of group 14 elements except?
Answer is barium
Question 5 why does the atomic size of an atom decrease across a period left to right?
Answer is because across a period atomic number increased the higher the atomic number the more strongly will the election be drawn towards the nuclear and the smaller the atom.
Question 6 election of the outermost shell experience increasingly strong nuclear attraction because of______?
answer is edition of electron when at a time moving from left to right across a period.
Question 7 the oxide of group 13 dissolved in acid so they may be considered______?
Answer is basic
Question 8_______ the two electron shared by the atoms attracted to the nucleus of both atom neither completely lose or gain electrons?
Answer is covalent bond
Question 9 the list metallic element among group 2 element is______?
Answer is beryllium
Question 10______ have the highest ionization energy in a period?
Answer is noble gas.
The End
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