मराठी

Zinc Oxide is a Metal Oxide. Which of the Following Term Best Describes the Nature of Zinc Oxide: (A) an Acidic Oxide (B) a Basic Oxide (C) an Amphoteric Oxide (D) a Neutral Oxide - Science

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प्रश्न

Zinc oxide is a metal oxide. Which of the following term best describes the nature of zinc oxide:
(a) an acidic oxide
(b) a basic oxide
(c) an amphoteric oxide
(d) a neutral oxide

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उत्तर

(c) an amphoteric oxide
Zinc oxide can react with both acids and bases to form salt and water.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 3: Metals and Non-metals - Exercise 1 [पृष्ठ १३६]

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लखमीर सिंह Chemistry (Science) [English] Class 10
पाठ 3 Metals and Non-metals
Exercise 1 | Q 80 | पृष्ठ १३६

संबंधित प्रश्‍न

A solution of CuSO4 in water is .................... in colour.
(a) Pink
(b) Blue
(c) Colourless
(d) Green


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Why is sodium kept immersed in kerosene oil?


Write the chemical reaction when iron reacts with dilute H2SO4.


State whether the following statement is true or false:
Non-metals react with dilute acids to produce a gas which burns with a 'pop' sound.


Name the metal which has been placed at the bottom of the reactivity series.


What will happen if a strip of zinc is immersed in a solution of copper sulphate?


Fill in the following blank with suitable word:

Ordinary aluminium strips are not attacked by water because of the presence of a layer of ................. on the surface of aluminium.


What type of oxides are formed when non-metals react with oxygen? Explain with an example.


How do metals react with hydrogen? Explain with an example.


 What happens when magnesium reacts with very dilute nitric acid? Write an equation for the reaction involved.


What happens when a rod of zinc metal is dipped into a solution of copper sulphate? Give chemical equation of the reaction involved.


Give one example, with equation, of the displacement of hydrogen by a metal from an acid.


Write the chemical equation of the reaction which takes place when iron reacts with dilute sulphuric acid. What happens when the gas produced is ignited with a burning matchstick?


Write the equation for the reaction of Aluminium with dilute hydrochloric acid.

Name the products formed. Also indicate the physical states of all the substances involved.


Which one of the following four metals would be displaced from the solution of its salt by the other three metals?
(a) Zn
(b) Ag
(c) Cu
(d) Mg


An element is soft and can be cut with a knife. If is very reactive and cannot be kept open in the air. It reacts vigorously with water. The element is most likely to be:
(a) Mg
(b) S
(c) P
(d) Na


Which property of metals is used for making bells and strings of musical instruments like Sitar and Violin?


Aluminium is used for making cooking utensils. Which of the following properties of aluminium are responsible for the same?

  1. Good thermal conductivity
  2. Good electrical conductivity
  3. Ductility
  4.  High melting point

Metals are generally hard. Which of the following metals is an exception and can be cut with a knife?


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