Yashi mukherjee

Asked: October 21, 2020In: Class 10

Which element has

NCERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-91 Questions No-3 (a) two shells, both of which are completely filled with electrons? (b) the ...

Yashi mukherjee

Asked: October 21, 2020In: Class 10

What property do all elements in the same column of the Periodic Table as boron have in common ?

NCERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-91 Questions No-4 Part 1

Yashi mukherjee

Asked: October 21, 2020In: Class 10

What property do all elements in the same column of the Periodic Table as fluorine have in common?

NCERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-91 Questions No- 4 Part-2

Yashi mukherjee

Asked: October 21, 2020In: Class 10

An atom has electronic configuration 2, 8, 7. What is the atomic number of this element?

NCERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-91 Questions No-5

Yashi mukherjee

Asked: October 21, 2020In: Class 10

Lithium, sodium, potassium are all metals that react with water to liberate hydrogen gas. Is there any similarity in the atoms of these elements?

NCERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-90 Questions No- 4 Part-1

Yashi mukherjee

Asked: October 21, 2020In: Class 10

Helium is an unreactive gas and neon is a gas of extremely low reactivity. What, if anything, do their atoms have in common?

NCERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-90 Questions No-4 Part 2

Yashi mukherjee

Asked: October 21, 2020In: Class 10

In the Modern Periodic Table, which are the metals among the first ten elements?

NCERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-90 Questions No-5

Yashi mukherjee

Asked: October 21, 2020In: Class 10

By considering their position in the Periodic Table, which one of the following elements would you expect to have maximum metallic characteristic? Ga Ge As Se Be

NCERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-90 Questions No-6

Poll

Yashi mukherjee

Asked: October 21, 2020In: Class 10

Which of the following statements is not a correct statement about the trends when going from left to right across the periods of periodic Table.

NCERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-91 Questions No-1

Yashi mukherjee

Asked: October 21, 2020In: Class 10

Element X forms a chloride with the formula XCl2, which is a solid with a high melting point. X would most likely be in the same group of the Periodic Table as

CERT Solution for Class 10 Science Chapter 5 Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-91 Questions No-2

Yashi mukherjee

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