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Standard XII

Chemistry

Electronic Configuration of Actinides

Which of the ...

Question

Which of the following statements can help a chemistry student to predict chemical properties of an element?
(I) Position of element in the periodic table
(II) Atomic number of the element
(III) Number of shells in the atom
(IV) Number of electrons in the outer most shell.

I, II and III

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I, II and IV

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I, III and IV

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II, III and IV

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Solution

The correct option is B I, II and IV
To predict chemical properties of an element.
(i) Position of element in periodic table
(ii) Atomic number
(iii) Number of electron in outer most shells.
Ans :- B.

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Similar questions

Which of the following are the correct characteristics of isotopes of an element?

(i) same atomic mass (ii) same atomic number

(iii) same physical properties (iv) same chemical properties

(a) (i), (ii) and (iv) (b) (ii), (iii) and (iv) (c) (ii) and (iii) (d) (ii) and (iv)

Question 16
Which of the following are the characteristics of isotopes of an element?

(i) Isotopes of an element have same atomic masses
(ii) Isotopes of an element have same atomic number
(iii) Isotopes of an element show same physical properties
(iv) Isotopes of an element show same chemical properties

(a) (i), (iii) and (iv)
(b) (ii), (iii) and (iv)
(c) (ii) and (iii)
(d) (ii) and (iv)

Q. Question 6
Which of the following are true for an element?
(i) Atomic number = number of protons + number of electrons
(ii) Mass number = number of protons + number of neutrons
(iii) Atomic number = number of protons = number of neutrons
(iv) Atomic number = number of protons = number of electrons

(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iii)
(d) (ii) and (iv)

Q. Question 6
Which of the following are true for an element?
(i) Atomic number = number of protons + number of electrons
(ii) Mass number = number of protons + number of neutrons
(iii) Atomic number = number of protons = number of neutrons
(iv) Atomic number = number of protons = number of electrons

(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iii)
(d) (ii) and (iv)

Multiple Choice Questions

(a) The outermost shell of an atom is known as

(i) valency

(ii) valence electrons

(iii) nucleus

(iv) valence shell

(b) The number of valence electrons present in magnesium is

(i) two

(ii) three

(iii) four

(iv) five

(i) proton

(ii) neutron

(iii) electron

(iv) nucleon

(d) If the atomic number of an atom is 17 and mass number is 35 then number of neutrons will be

(i) 35

(ii) 17

(iii) 18

(iv) 52

(e) The number of electrons in an atom is equal to the number of

(i) protons in a neutral atom

(ii) neutrons in a neutral atom

(iii) nucleons in a neutral atom

(iv) none of the above

(f) The sum of number of protons and number of neutrons present in the nucleus of an atom is called its

(i) mass number

(ii) atomic number

(iii) number of electrons

(iv) all of the above

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Which of the following statements can help a chemistry student to predict chemical properties of an element?(I) Position of element in the periodic table(II) Atomic number of the element(III) Number of shells in the atom(IV) Number of electrons in the outer most shell.

The correct option is B I, II and IVTo predict chemical properties of an element.(i) Position of element in periodic table(ii) Atomic number(iii) Number of electron in outer most shells.Ans :- B.

Which of the following statements can help a chemistry student to predict chemical properties of an element?
(I) Position of element in the periodic table
(II) Atomic number of the element
(III) Number of shells in the atom
(IV) Number of electrons in the outer most shell.

The correct option is B I, II and IV
To predict chemical properties of an element.
(i) Position of element in periodic table
(ii) Atomic number
(iii) Number of electron in outer most shells.
Ans :- B.