Which pair of structures represents the same compound?
Question 6 (vii) Is the given pair represent the same rational number ? −5−9 and 5−9
Which of the following represent the correct Element and Symbol Pair?
(i) Cobalt –CO
(ii) Copper-Cu
(iii)Potassium- K
(iv) Calcium-C
(v) Silicon-Sl
(vi) Silver- Ag
(vii)Barium-Ba
(viii)Iron-Ir