Which of the following are meaningless? ` "I I I"CCC"` (ii) KKKCCXI (iii) XD (iv) VC

Which of the following are meaningless? (i) "I I ICCC" (ii) KKKCCXI (iii) XD (iv) VC

Which of the following are meaningless: (i)VX(ii)IC(iii)IXX (iv) VVIII

Which of the following are meaningless: (i)VX(ii)IC(iii)IXX (iv) VVIII(v)XLIX(vi)XCI

Show that each of the following is meaningless. Give reason in each case. (i) VC (ii) IL (iii) VVII (iv) IXX

Show that each of the following is meaningless. Give reason in each case. (i) XXXX (ii) VX (iii) IC (iv) XVV

Which of the following are compounds ? (i) Co (ii) NO(iii) NO(iv)CO

Reactivity of PhMgBr with the following in the decreasing order is : (i) PhCHO (ii) (iii) (iv) .

Reactivity of PhMgBr with the following in the decreasing order is : (i) PhCHO (ii) (iii) (iv) .

Which of the following is/are example of interstitial carbides : (I) SiC (II) VC (III)WC (IV) Al_4C_3