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प्रश्न
What are isotopes?
उत्तर १
Isotopes are atoms of the same element that have the same atomic number but have different mass numbers.
उत्तर २
Isotopes are atoms with the same number of protons and electrons but differ in the number of neutrons.
संबंधित प्रश्न
Answer the following question.
Outline the industrial production of dihydrogen from steam. Also, write the chemical reaction involved.
Name the following.
A compound having hydrogen, aluminium, and lithium as its constituent elements.
Which of the following statements about hydrogen is incorrect?
Explain why hydrogen is not placed with the halogen in the periodic table.
An isotope of hydrogen (A) reacts with diatomic molecule of element which occupies group number 16 and period number 2 to give compound (B) is used as a moderator in nuclear reaction. (A) adds on to a compound (C), which has the molecular formula C3H6 to give (D). Identify A, B, C and D.
Which of the following statements is INCORRECT?
Compound that does NOT have alpha hydrogen is ____________.
Which of the following properties of hydrogen is similar to halogen family?
Which of the following halogens combine with dihydrogen at lowest temperature?
Caesium is used in ________.
