31 The number of protons, electrons and neutrons in aluminium ion Al+ is Protons A. 27 B. 13 C. ABCD 32 32. D. 13 10 Electron 27 neutrons 14 14 14 10 14 17 14 The formula of the compound formed between elements Q and Lis A. Q2L3 (Q=12, L=15) 33 B. Q2ls C. Q3L2 D. QL3 Element M belongs to group III of the periodic table. The likely formula of its oxide is M203 Which one of the following with the following atomic numbers react most vigorously with water? A. MO B. MO3 C. M302 D. 34. A. 2.8.1 B. 2.8.2 C. 2.8.8.1 D. 2.8.8.2 35 A. 36 Isotopes of an elements have got Same number of protons and neutrons B. Same number of electrons and neutrons C. Different number of electrons and protons D. Same number of protons and electrons Which one of the elements whose atomic numbers are given below gives acidic oxide? A. 2.8.1 B. 2.8.3 C. 2.8.6 D. 2.8.8.2