Question

Fill in the blanks from the choices given below :

[ Increases , decreases ,larger ,smaller electron affinity , ionisation energy , coloured paramagnetic , colourless diamagnetic , group - 1 , group -17 , zero group ]

1 ] Hydrogen may be placed at the top in group ...........as well as in group ........... of the periodic table . 2 ] The ions of transition metal elements are generally ........ and............ in nature . 3 ] A cation is ........ than the parent atom while an anion is ........... than the parent atom . 4 ] The energy released when electron is added to a neutral gaseous atom is called ............ of the atom . 5 ] The melting and boiling points ..............in going down group 17 . *​

Answer 1

1. Hydrogen may be placed at the top in group ...1......as well as in group ......17..... of the periodic table . 2 ] The ions of transition metal elements are generally ........ and.....coloured paramagnetic....... in nature . 3 ] A cation is ...smaller..... than the parent atom while an anion is ....larger....... than the parent atom . 4 ] The energy released when electron is added to a neutral gaseous atom is called ....electron afffinity........ of the atom . 5 ] The melting and boiling points ......increases........in going down group 17 . *​

Answer 2

Answer:

1) Group 1 , Group 17

2) Colourless , paramagnetic

3) Smaller , Larger

4) Electron Affinity ,

5) Increases