General Science - Physics MCQs


Q.  What do we call the electrode that can be oxidized or reduced in half reaction?

a. Inert electrode
b. Active electrode
c. Sleeping electrode
d. Passive electrode


ANSWER: See Answer
 
An active electrode is an electrode that can be oxidized or reduced in half reaction.
MCQs:  Which among the following is popularly called Hypo?
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MCQs:  Which among the following element is an essential constituent of acids?
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MCQs:  The easily noticed smell of the LPG gas is because of which among the following?
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MCQs:  Argon is the third most common gas in the Earth’s atmosphere, at 0.93%. This gas is generated due to decay of which among the following isotopes in the Earth’s crust ?
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MCQs:  How can we prepare Hydrogen at our home? 1: Immersing alkali metals in water at room temperature 2: Pouring Sulphuric acid on a copper plate 3: Boiling zinc with caustic soda 4: Passing electric current through rainwater Select the correct option from the codes given below:
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MCQs:  Consider the following matches: 1: Cassiterite – Tin 2: Halite – Sulphur 3: Guano – Phosphate Which of the above is / are correct?
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MCQs:  Which among the following gas usually causes explosions in coal mines?
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MCQs:  Consider the following differences between metals and non-metals: 1: While the oxides of metals are basic in nature, oxides of non-metals are acidic in nature 2: While most of the metals are solid at room temperature, most of non-metals are gaseous at room temperature Which of the above statements is/are correct?
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MCQs:  Consider the following statements about Zeolites: 1: Zeolites are a large group of natural and synthetic hydrated aluminium silicates 2: Zeolites are mainly found in low-temperature metamorphic rocks Which of the above statements is/are correct?
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