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MCQs: Which of the following isotope of Hydrogen has only one neutron?
Category: Chemistry Mcqs, Published by: teswesm
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MCQs: Which of the following salts and their chemical names are correctly paird?
1: White vitriol – Zinc sulfate
2: Red Vitriol – Copper sulfate
3: Green Vitriol – Ferrous sulfate
Select the correct option from the codes given below:
Category: Chemistry Mcqs, Published by: teswesm
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MCQs: Crystals of a compound changes its blue color to white on heating in a closed container. However, it regains blue color after sometime when allowed to cool down. This compound is of which of the following metals?
Category: Chemistry Mcqs, Published by: teswesm
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MCQs: Which does the gas turn lime water milky?
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MCQs: Seaweeds are an important source of which of the following?
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MCQs: Which gas is used to manufacture vanaspati from vegetable oil?
Category: Chemistry Mcqs, Published by: teswesm
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MCQs: The nucleus of an atom consists of which of the following?
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MCQs: Alpha (α) particles are helium (He) nucleus with a charge of
Category: Physics MCQs, Published by: teswesm
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MCQs: When two light nuclei combine to form a heavier nucleus, the process is said to be
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MCQs: If a C-14 has a half-life of 5730 years, then how long will it take for the number of C-14 in a sample to drop to 1/8 of initial quantity?
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MCQs: In the nuclide defined by &¹⁵&₇X, the number of protons and neutrons respectively are
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MCQs: The elements which emit natural radioactivity are known as
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MCQs: In SI base units, 1 Bq is equal to
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MCQs: A helium nucleus comprising of two protons and two neutrons with a charge of 2e is
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MCQs: Radiations present in atmosphere due to different radioactive substances are called
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MCQs: Gamma (γ) radiation are fast moving
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MCQs: In air, alpha particles have range of
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MCQs: Isotopes have same number of protons but different number of
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MCQs: The number of protons inside nucleus represents
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MCQs: The radiation emitted from the splits into
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