हिंदी
सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

Select the Appropriate Option for the Following Statement: the Element Which Shows Properties of Both Metals and Non-metals. - Chemistry

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प्रश्न

Select the appropriate option for the following statement:

The element which shows properties of both metals and non-metals.

विकल्प

  • Boron

  • Chlorine

  • Potassium

  • Platinum

  • Radon

MCQ

उत्तर

Boron.

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अध्याय 6: Metals and Non-metals - Objective Type Questions

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विराफ जे दलाल New Simplified Middle School Chemistry [English] Class 7
अध्याय 6 Metals and Non-metals
Objective Type Questions | Q 4.2

संबंधित प्रश्न

Classify the following elements into metals, non–metals and metalloids: C, Mg, Si, S, Hg, As.


You are given a hammer, a battery, a bulb, wires and a switch.

  1. How could you use them to distinguish between samples of metals and non-metals?
  2. Assess the usefulness of these tests in distinguishing between metals and non-metals.

Fill in the blanks:

Phosphorus is a very _________ non-metal.


 Which of the following are amphoteric oxides:
MgO, ZnO, P2O3, Al2O3, NO2


What is the nature of the oxide SO2? What happens when it is dissolved in water? Write the chemical equation of the reaction involved.


Name a non-metal which is extremely hard.


Write ‘True’ or ‘False’ in front of following statement. 

Stainless steel is used for making power transmission wires. 


State any five physical properties of a non-metal.


Name:

a metal with dull appearance


Select from the following ist:

`Fe_2O_3, , NO, PbO, Mn_2O_7`

Neutral oxide ……………..


Name:

two metallic oxides which are acidic


Name a non-metal which shows reducing property.


Identify the odd term.


Three experiments to study the process of rusting are given below. Observe the three test tubes and answer the following questions.

  1. Why the nail in the test tube 2 is not rusted?
  2. Why is the nail in the test tube 1 is rusted highly?
  3. Would the nail in the test tube 3 get rusted?

Why is hydrogen kept in the metal activity series?


Which metal occurs as an oxide also gives the name of their respective ore.


A form of non-metal which has high ductility is


Which of the following non-metals is a liquid?


Non – metals are ______.


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