ECAT Pre Engineering Chemistry Chapter 12 online mcq test with answers for chapter 12 (Periodic Classification of Elements and Periodicity)

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ECAT Pre Engineering Chemistry Chapter 12 MCQ Test With Answer for Chemistry chapter 12 (Periodic Classification of Elements and Periodicity)

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Online MCQ`s Test For Chapter 0 "ECAT Chemistry Chapter 12 Periodic Classification of Elements and Periodicity Online Test"

ECAT Chemistry Chapter 12 Periodic Classification of Elements and Periodicity Online Test

Which of the following species has the highest ionization potential?

The most distinctive character among the elements is their division into

In sixth period 14 of its transition elements are called

Doberiner arranged the similar elements into

The element with atomic number 55 belongs to which block of the periodic table

Keeping in view the size of atoms, which order is the correct one

The positive ion is always smaller than the neutral atom while the negative ion is always bigger than the neutral atom. The atomic and ionic radii of Na, F, Na+, F-are in ppm

An element of the third period (Na to S) is heated in chlorine. The product is purified and then added to water. The resulting solution is found to be neutral. What is the element

Which of the following elements is most electronegative?

Electron affinity depends on

The coinage metals are

The elements of group lA are called

The electropositive elements from

The element with atomic number 26 will be found in group

Which of the following statement about electron affinity of two elements is correct

The correct arrangement of increasing order of atomic radius among Na, K, Mg, Rb is

A pair of elements in the same family in the periodic classification is

Ionic hydrides are generally

Variable valency is characteristic of

Li, Be, B, C, O, Fl Ne are elements of

Which of the following elements have the largest radius

Which is true about the electronegativity order of the following?

Of the given alkali metals, the one with smallest size is

The fourteen elements following actinium are known as

Which of the following statement about fluorine is not correct?

The horizontal rows in the periodic table are called periods. The number of period are

The lA elements are called

Among the following elements which one has the highest value of first ionization potential?

The atomic radius increases as we move down a group because

Which of the following is not true for metalloids

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ECAT Pre Eng. Chemistry Ch 12 Test

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The positive ion is always smaller than the neutral atom while the negative ion is always bigger than the neutral atom. The atomic and ionic radii of Na, F, Na⁺, F^-are in ppm