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Subject: Chemistry, asked on 21/4/18

State
i) the bonding &state of chlorides of period 3 - group 1,group 15 and group 16
ii) the bonding &character of oxides of period 3 - group 1 ,group 13, group 16

Subject: Chemistry, asked on 21/4/18

What are transition elements and inner transition elements.State the position of the inner transition elements .State why noble gases are considered unreactive elements

Subject: Chemistry, asked on 21/4/18

What are groups of the modern periodic table .What does the 'group number' signify

Subject: Chemistry, asked on 21/4/18

State reason why
A) completion of each period is logical
B) period 2 elements are called bridge elements
NO LINK PLZZ

Subject: Chemistry, asked on 21/4/18

State the important salient features of the modern periodic table.State how separation of elements and periodicity of elements forms an important feature of the modern periodic table.

Subject: Chemistry, asked on 21/4/18

State e fundamental property on which the modern periodic table or long form of periodic table is based

Subject: Chemistry, asked on 12/4/18

Please solve the 6(b) .
Please do not provide any link.
Q.6. (b) Arrange the elements of second period in increasing order of their electron affinity. Name the elements which do not follow the trend in this period.

Subject: Chemistry, asked on 11/4/18

Please answer 18 (iii) and (iv). 
Please do not provide any link.

​Q18. Explain why are the following statements not correct:

        (iii) Non- metallic character decreases across a period with increase in atomic number.

        (iv) Reactivity increases with atomic number in a group as well as in a period.

Subject: Chemistry, asked on 30/3/18

Please solve the 10 th question.
Q.10. The given table shows elements with same number of electrons in its valence shell.
Elements A B C
m.p. 63.0 180.0 97.0

State :
(i) Whether these elements belong to same group or period.
(ii) Arrange them in order of increasing metallic character.

Subject: Chemistry, asked on 20/3/18

​In the topic regarding the comparison between halogens and alkali metals, the content says that halogens have low ionization potential. Isn't that wrong?

Subject: Chemistry, asked on 25/12/17

In the chapter test of Ch 1 : Modern Periodic Table (ICSE CHEMISTRY) This question's solution...as per my knowledge is marked wrong....

Q.   On moving left to right across a period, the acidity of the oxides of elements .

A)    ​increases

B)    ​decreases

C)    ​remains the same

D)    ​first increases and then decreases 

Subject: Chemistry, asked on 15/2/23

Arrange the following in increasing atomic size:
Li,B,Al,Na,Ar,Ne

Subject: Chemistry, asked on 3/7/22

Which of the following orders is correct for atomic size?

a) Ne > F
b) Mg > Na

c) Na > K

d) O > N

Subject: Chemistry, asked on 25/6/22

Pls solve the following:

Subject: Chemistry, asked on 29/5/22

Tell me about about metallic and non metallic periodic trends.

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