[" (i) "1052," (ii) ",23457," (ii) ",54328," (v) "325473],[" (v) "25000," (vi) ",743522," (vii) ",543000," (viii) "56430]

The following numbers are obviously not perfect squares. Give reason.(i) 1057 (ii) 23453 (iii) 7928 (iv) 222222(v) 64000 (vi) 89722 (vii) 222000 (viii) 505050

The following numbers are obviously not perfect squares. Give reason.(i) 1057 (ii) 23453 (iii) 7928 (iv) 222222(v) 64000 (vi) 89722 (vii) 222000 (viii) 505050

Which of the following numbers are divisible by 2, by 3 and by 6 ? (i) 321729 (ii) 197232 (iii) 972132 (iv) 1790184 (v) 312792 (vi) 800552 (vii) 4335 (viii) 726352

Which of the following numbers are even and which are odd ? (i) 32, (ii) 37, (iii) 50, (iv) 58, (v) 69, (vi) 144, (vii) 321 (viii) 235

Test the divisibility of each of the following numbers by : (i) 95 (ii) 470 (iii) 1056 (iv) 2735 (v) 55053 (vi) 35790 (vi) 98765 (vii) 42658 (ix) 77990

Using the prime factorisation method, find which of the following numbers are perfect squares: {:((i) 441, (ii) 576, (iii) 11025, (iv)1176),((v)5625, (vi)9075, (vii) 4225, (viii) 1089):}

Find the value of (i) |-9| " " (ii) |-36| " " (iii) |0| " " (iv) |15| (v) -|-3| " " (vi) 7 + |-3| " " (vii) |7 - 4| " " (viii) 8-|-7|

Write down the electronic configuration of : {:("(i) "Cr^(3+),"(iii) "Cu^(+),"(v) "Co^(2+),"(vi) "Mn^(2+)),("(ii) "Pm^(3+),"(iv) "Ce^(4+),"(vi) "Lu^(2+),"(viii) "Th^(4+)):}