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Yashi mukherjee
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 ...

2020-2021cbsechapter 5class10ncertperiodic classificationscience
  • 3 3 Answers
  • 129 Views
  • 5 Votes
Answer
Yashi mukherjee
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

2020-2021cbsechapter 5class10ncertperiodic classificationscience
  • 3 3 Answers
  • 210 Views
  • 6 Votes
Answer
Yashi mukherjee
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

2020-2021cbsechapter 5class10ncertperiodic classificationscience
  • 3 3 Answers
  • 347 Views
  • 4 Votes
Answer
Yashi mukherjee
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

2020-2021cbsechapter 5class10ncertperiodic classificationscience
  • 3 3 Answers
  • 169 Views
  • 5 Votes
Answer
Yashi mukherjee
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

2020-2021cbsechapter 5class10ncertperiodic classificationscience
  • 2 2 Answers
  • 145 Views
  • 4 Votes
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