SUBHASH PUBLICATION|Exercise VALUE BASED QUESTIONS|8 Videos
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Name: a) three elements that have a single electron in their outermost shells b) two elements that have two electrons in their outermost shells . c) three elements with filled outermost shells
Name the phloem elements .
Atoms of seven elements A, B, C, D, E, F, and Ghave different number of electron shells but have the same number of electrons in the outermost shells. How do the following properties vary as we move from A to G? (i) Metallic character (ii) Atomic radii (iii) Valency?
Name three elements that have a single electron in their outermost shells.
Name Two elements that have two electrons in their outermost shells.
Three elements B, Si and Ge are
Name three elements with seven valence electrons in their outermost shell. How do their non-metallic character and atomic size change down the group?
In general the numebr of electrons in the outermost shell of a metal atom is
SUBHASH PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-VALUE BASED QUESTION
