Which of the following letter does not represent in periodic table...? Mcqs

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Which of the following letter does not represent in periodic table...?

(A) X
(B) K

(C) J
(D) N

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Latest MCQs

How many rows in the modern Periodic Table...?

(A) 5
(B) 6

(C) 7
(D) None of these.

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Latest MCQs

What is the first element in the periodic table...?

(A) Hydrogen
(B) Helium

(C) Nitrogen
(D) Carbon

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The position of an element in the Periodic Table is determined by its __________ number...?

(A) Electron
(B) Proton

(C) Neutron
(D) None of these

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How many coloumns in the modern Periodic Table...?

(A) 17
(B) 18

(C) 19
(D) None of these.

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Who created periodic table...?

(A) Faraday
(B) Lavoisier

(C) Arrhenius
(D) Mendeleev

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How many elements are in modern periodic table...?

(A) 118
(B) 181

(C) 108
(D) 188

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How many rows and columns are in the modern Periodic Table...?

(A) 18 columns and 7 rows
(B) 12 columns and 9 rows

(C) 7 columns and 18 rows
(D) 25 columns and 15 rows

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The property decides the order of elements in the modern periodic table is ____...?

(A) The number of neutrons in the nucleus
(B) The number of electrons in the outermost shell

(C) The number of protons (atomic number) in the nucleus
(D) The atomic mass of the element

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What are Columns in Periodic table called...?

(A) Period
(B) Group

(C) Verticals
(D) Perpendiculars

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Which are the only two elements on the periodic table that are liquid at room temperature...?

(A) Mercury and Bromine
(B) Carbon and helium

(C) Nitrogen and Hydrogen
(D) Oxygen and Neon

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Of the six noble gases in the periodic table, which is the lightest...?

(A) Nitrogen
(B) Hydrogen

(C) Helium
(D) Oxygen

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What are rows in Periodic table called...?

(A) Period
(B) Group

(C) Verticals
(D) Perpendiculars

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