Etaha

Asked: December 18, 2020In: Class 10 Science

How does the tendency to lose electrons change in a group and why?

NCERT Solutions for Class 10 Science Chapter 5 Important Board Questions Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Short Question Questions No: 1

Chemistry 10 Sir

Asked: December 18, 2020In: Class 10 Science

Why properties of elements are different of same period?

NCERT Solutions for Class 10 Science Chapter 5 Important Board Questions Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Question Questions No: 17

Chemistry 10 Sir

Asked: December 18, 2020In: Class 10 Science

How many rows and columns are there in modern periodic table?

NCERT Solutions for Class 10 Science Chapter 5 Important Board Questions Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Question Questions No: 16

Chemistry 10 Sir

Asked: December 18, 2020In: Class 10 Science

Name the elements and its valency having electronic configuration 2,8,3.

NCERT Solutions for Class 10 Science Chapter 5 Important Board Questions Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Question Questions No: 15

Chemistry 10 Sir

Asked: December 18, 2020In: Class 10 Science

State Modern Periodic law.

NCERT Solutions for Class 10 Science Chapter 5 Important Board Questions Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Question Questions No: 14

Chemistry 10 Sir

Asked: December 18, 2020In: Class 10 Science

Elements A has atomic no.16: (a) Name of the elements. (b) Physical state. (c)Compounds with hydrogen (d) Metal or non-metal (e) Nature and formula with oxides.

NCERT Solutions for Class 10 Science Chapter 5 Important Board Questions Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Short Question Questions No: 2

Chemistry 10 Sir

Asked: December 18, 2020In: Class 10 Science

Write down five major differences between Mendeleev periodic table and Modern periodic table.

NCERT Solutions for Class 10 Science Chapter 5 Important Board Questions Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Short Question Questions No: 1

Amrita Basu

Asked: November 17, 2020In: Class 10 Social Science

Explain how the global transfer of disease in the pre-modern world helped in the colonisation of the Americas.

NCERT Solutions for Class 10 Social Science History Chapter 3 Social Science Class 10 History The Making of a Global World 3 Important NCERT Questions Based on new NCERT Books for Session 2022-2023 Questions No: 2

Amrita Basu

Asked: November 17, 2020In: Class 10 Social Science

Give two examples of different types of global exchanges which took place before the seventeenth century, choosing one example from Asia and one from the Americas.

NCERT Solutions for Class 10 Social Science History Chapter 3 Social Science Class 10 History The Making of a Global World 3 Important NCERT Questions Based on new NCERT Books for Session 2022-2023 Questions No: 1

Poll

Saanya singh

Asked: October 28, 2020In: Class 10

Which of the following groups contain only biodegradable items?

NCERT Solution for Class 10 Science Chapter 15 Our Environment, NCERT Books for Session 2022-2023 CBSE Board and UP Board Exercises Questions Page No-264 Questions No-1

Etaha

How does the tendency to lose electrons change in a group and why?

Why properties of elements are different of same period?

How many rows and columns are there in modern periodic table?

Name the elements and its valency having electronic configuration 2,8,3.

State Modern Periodic law.

Elements A has atomic no.16: (a) Name of the elements. (b) Physical state. (c)Compounds with hydrogen (d) Metal or non-metal (e) Nature and formula with oxides.

Write down five major differences between Mendeleev periodic table and Modern periodic table.

Which of the following groups contain only biodegradable items?

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