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Recent questions tagged modern periodic table
+3
votes
1
answer
How was the anomaly in arrangement of elements in the Mendeleev’* Periodic Table removed?
asked
Feb 12, 2019
in
Class 10
by
kratos
cbse
properties of elements
atomic theory
class-10
periodic classification
ncert class 10 science
modern periodic table
periodic classification of elements
+2
votes
1
answer
What were the criteria used by Mendeleev in creating his Periodic Table?
asked
Jan 14, 2019
in
Class 10
by
kratos
cbse
periodic classification of elements
ncert class 10 science
modern periodic table
+2
votes
1
answer
An element 'X' is liquid, non-metallic. Can you predict its position in the periodic table ?
asked
Jan 10, 2019
in
Class 11
by
kratos
cbse
class-11
class-10
ncert class 10 science
modern periodic table
periodic classification of elements
+2
votes
1
answer
Nitrogen (atomic number 7) and phosphorus (atomic number 15) belong to group 15 of the Periodic Table.
asked
Sep 29, 2018
in
Class 10
by
kratos
cbse
class-10
periodic classification of elements
ncert class 10 science
modern periodic table
+3
votes
1
answer
How could the Modern Periodic Table remove various anomalies of Mendeleev’* Periodic Table?
asked
Sep 14, 2018
in
Class 10
by
kratos
cbse
periodic classification of elements
ncert class 10 science
modern periodic table
+2
votes
1
answer
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.
asked
Sep 7, 2018
in
Class 10
by
kratos
cbse
class-10
ncert class 10 science
modern periodic table
periodic classification of elements
+1
vote
1
answer
Besides gallium, which other elements have since been discovered that were left by Mendeleev in his Periodic Table? (any two)
asked
Aug 29, 2018
in
Class 10
by
kratos
ncert class 10 science
periodic classification of elements
modern periodic table
cbse
+1
vote
1
answer
(a) Lithium, sodium, potassium are all metals that react with water to liberate hydrogen gas. Is there any similarity in the atoms of these elements?
asked
Aug 27, 2018
in
Class 10
by
kratos
metals and nonmetals
cbse
class-10
ncert class 10 science
modern periodic table
periodic classification of elements
+1
vote
1
answer
Compare and contrast the arrangement of elements in Mendeleev’* Periodic Table and the Modern Periodic Table.
asked
Aug 18, 2018
in
Class 11
by
kratos
cbse
class-11
class-10
periodic classification of elements
ncert class 10 science
modern periodic table
+2
votes
1
answer
In the Modern Periodic Table, the metals among the first ten elements are—
asked
Aug 6, 2018
in
Class 10
by
kratos
cbse
properties of elements
atomic theory
class-10
periodic classification
periodic classification of elements
ncert class 10 science
modern periodic table
+1
vote
1
answer
Differentiate between the arrangement of elements in Mendeleev’* periodic table and Modern periodic table.
asked
Aug 3, 2018
in
Class 10
by
kratos
cbse
properties of elements
atomic theory
class-10
periodic classification
ncert class 10 science
modern periodic table
periodic classification of elements
+1
vote
1
answer
How could the Modern Periodic Table remove various anomalies of Mendeleev'* Periodic Table?
asked
Jul 25, 2018
in
Class 11
by
kratos
classification of elements and periodicity in properties
cbse
class-11
class-10
periodic classification of elements
ncert class 10 science
modern periodic table
+2
votes
1
answer
Differentiate between the arrangement of elements in Mendeleev'* periodic table and the modern periodic table.
asked
Jul 21, 2018
in
Class 10
by
kratos
cbse
periodic classification of elements
ncert class 10 science
modern periodic table
+1
vote
1
answer
Name two elements you would expect to show chemical reactions similar to magnesium. What is the basis for your choice?
asked
Jun 20, 2018
in
Class 10
by
kratos
cbse
periodic table
class-10
icse
ncert class 10 science
modern periodic table
periodic classification of elements
+3
votes
1
answer
In the Modern Periodic Table, which are the metals among the first ten elements?
asked
May 16, 2018
in
Class 10
by
kratos
cbse
properties of elements
atomic theory
class-10
periodic classification
periodic classification of elements
ncert class 10 science
modern periodic table
+3
votes
1
answer
(a) What is a group in the periodic table ? In which part of a group would you separately expect the elements to have
asked
May 8, 2018
in
Class 10
by
kratos
cbse
class-10
ncert class 10 science
modern periodic table
periodic classification of elements
+3
votes
1
answer
In the Modern Periodic Table, calcium (atomic number 20) is surrounded by elements with atomic numbers 12, 19, 21, and 38.
asked
May 5, 2018
in
Class 10
by
kratos
cbse
properties of elements
atomic theory
class-10
periodic classification
ncert class 10 science
modern periodic table
periodic classification of elements
+3
votes
1
answer
Why do you think the noble gases are placed in a separate group?
asked
Apr 27, 2018
in
Class 10
by
kratos
cbse
class-10
periodic classification of elements
ncert class 10 science
modern periodic table
+3
votes
1
answer
What property do all elements in the same column of the Periodic Table as boron have in common?
asked
Apr 25, 2018
in
Class 10
by
kratos
cbse
class-10
ncert class 10 science
modern periodic table
periodic classification of elements
+1
vote
1
answer
By considering their position in the Periodic Table, which one of the following elements would you expect to have maximum metallic characteristic?
asked
Apr 20, 2018
in
Class 10
by
kratos
cbse
periodic classification of elements
ncert class 10 science
modern periodic table
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