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Home
Class 9
CHEMISTRY
Elements were classified into metals and...

Elements were classified into metals and non-metals by

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तत्व 'द' को धातु या अधातु में वर्गीकृत करने के आधार क्या थे?

How are elements classified into metals and non-metals?

Examine the elements of the third period and classify them as metals or non-metals. Comment on the metallic and non-metallic character of the third period. Name the most metallic element and non-metallic element of this period.

Examine elements of the third period and classify them as metals and non-metals.

Classify the elements into metals, non metals and metalloids.

Metallic element and Non-metallic elements

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Classify the elements of the third period into metals and non-metals.

निम्न में से किस वैज्ञानिक ने धातु व अधातुओं का वर्गीकरण किया?

There are three elements E, F, G with atomic numbers 19, 8 and 17 respectively. Classify the elements as metals and non metals.

There are three elements E, F, G with atomic numbers 19, 8 and 17 respectively. Classify the elements as metals and non- metals.

Classify them into metals and non-metals.

MTG IIT JEE FOUNDATION-PERIODIC CLASSIFICATION OF ELEMENTS -EXERCISE (MCQs) LEVEL - 1
  1. Elements were classified into metals and non-metals by

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  2. The scientist who introduced law of triad is

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  3. Law of octaves was proposed by

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  4. In 1869, Mendeleev formulated a law, which states that the properties ...

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  5. Mendeleev predicted the existence of two elements and named them as Ek...

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  6. Electronic configurations for four elements A, B, C and D are given be...

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  7. The vertical columns in a periodic table are called

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  8. Third period of the periodic table contains the following number of el...

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  9. Eka-boron predicted by Mendeleev, was named as .......... after it's d...

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  10. The first group elements are called

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  11. The elements which have incomplete penultimate shell are

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  12. Two elements A and B belong to group 1 and 2 respectively. Identify th...

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  13. What type of oxide would Eka-aluminium form?

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  14. The elements of the group 16 are called .....

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  15. The atoms of elements belonging to the same group of periodic table ha...

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  16. Which amongst the following is not an alkaline earth metal ?

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  17. Which amongst the following is not a noble gas?

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  18. From top to bottom in a group of periodic table the electropositive ch...

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  19. Arrange the following elements in the order of their increasing atomic...

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  20. Which of the following statements about the modern periodic table is c...

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