Questions

Isotopes have ______.

I. similar physical quantities and different chemical properties

II. different physical properties

III. similar chemical properties

All dolls are windows.All bottles are windows.All cars are bottles.

1. All cars are windows

2. some cars are dolls

3. some windows are cars

Which among the above listed are true

Apart from proposing atomic theory, what did John Dalton researched on?

With which game does Davis Cup is associated

Nehru trophy is related to which game?

Which of the following rivers of peninsular India is distinct from the remaining three?

____ are atoms/molecules/ions containing the same number of electrons.

#define clrscr() 100

main()

{

clrscr();

printf( "%dn", clrscr() );

}