Advertisements
Advertisements
प्रश्न
Atoms of different elements having ______ mass numbers, but ______ atomic numbers are called isobars.
Advertisements
उत्तर
Atoms of different elements having the Same mass numbers, but different atomic numbers are called isobars.
APPEARS IN
संबंधित प्रश्न
MATCH THE COLUMNAS
| 1. Jpham Dalton | a. Neutrons |
| 2. Atom | b. Model of the atom |
| 3. Chadwick | c.The atomic theory of matter |
| 4. Rutherfrod | d. Positively charged |
| 5. Protons | e. Electricity neutral |
| 6. Nuclear fusion | f. Generator of electricity |
| 7.Gamma -rays | g. High penetrating power |
| h.Energy in sun |
TRUE \ FALSE
Elements combine in definite proportions to form compounds.
What does the word ‘atom’ mean?
An atom has 13 protons and 14 neutrons.
How many electrons would be present in this atom ?
Dalton's atomic theory says that atoms are indivisible. Is this statement still valid ? Give reasons for your answer.
Name the gas that.
Turns moist starch iodide paper blue black.
Rewrite the given sentence in correct form.
Elements contain two or more kind of atoms and compounds contain only one kind of atom.
The basic unit of matter is ______.
An element is composed of ______ atoms.
A change in the physical state can be brought about
