Advertisements
Advertisements
प्रश्न
Write true or false for the following statement
An atom on the whole has a positive charge.
विकल्प
True
False
Advertisements
उत्तर
false
APPEARS IN
संबंधित प्रश्न
What are the atomic numbers of elements whose outermost electrons is represented by 3s1.
Fill in the blanks- The number of protons in the nucleus of an atom is called its ....................
Fill in the blank of the following statement :
The total number of protons and neutrons in the nucleus of an atom is called its _________.
The diagram represents an isotope of hydrogen [H]. Answer the following:
Atomic no. = 1
Mass no. = 1
Which sub-atomic particles in the 3 isotopes of ‘H’ are the same.
Draw the structure of the following atoms showing the nucleus containing – protons, neutrons and the orbits with the respective electron:
Silicon [At. no. = 14, Mass no. = 28]
The atomic number and the mass number of an element is 26 and 56 respectively. Calculate the number of electrons, protons and neutrons in its atom. Draw the structure.
Give short answer:
what is the atomic mass number? mention its formula.
When an atom gives electrons from its outermost shell, it becomes ______ charged.
‘Z’ is denoted by ______.
What is the relation between mass number & atomic number?
