Download App

Modern Periodic Table and Periodic Properties — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryModern Periodic Table and Periodic Properties4 Marks
Question
An element E has atomic number 17. Answer the following questions regarding E:
(i) Name the group of E in the long form of periodic table.
(ii) Name the period of E in the long form of periodic table.
(iii) Is the element E metal or non-metal?
(iv) Name the formula of the compound formed on reacting with burning magnesium.
✓

Answer

(i) Seventeen
(ii) Three
(iii) non-metal
(iv) MgE2

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[4 MARCK QUESTION]" from Modern Periodic Table and Periodic Properties→Modern Periodic Table and Periodic Properties — all question types→Chemistry STD 10 question papers→ICSE Board STD 10 question papers→ICSE Board question paper generator→

Similar questions

(a) When nitric acid is prepared by the action of concentrated sulphuric acid and potassium nitrate, what is the special feature of the apparatus used?
(b) Write a balanced equation for reaction in 6(i)
(c) What type of reaction takes place when potassium nitrate is prepared from potassium hydroxide and nitric acid?
(d) Which gas is produced when potassium nitrate is heated? Write an equation for the reaction.
→
State one relevant observation for each of the following statements :
(i) At the cathode when acidified aqueous copper sulphate solution is electrolyzed with copper electrodes.
(ii) At the anode when aqueous copper sulphate solution is electrolysed using copper electrodes.
(iii) At the anode, when molten lead bromide is electrolysed using graphite electrodes.
(iv) Copper sulphate is electrolysed using copper electrodes.
→
Methane burns in air, by the following reaction
CH4 + 2O2 → CO2 + 2H2O
(i) What mass of water is produced by burning 500g of methane?
(ii) How many moles of oxygen are required to burn 500g of methane?
(iii) What volume of carbon dioxide is produced at STP?
(iv) If the reaction takes place with 80% efficiency, what is the actual mass of water produced?
→
(a) Hydrogen is burnt in a greenish-yellow gas A then another gas B is formed. The gas B gives dense white fumes with ammonia liquor. Name the gases A and B.
(b) Burning sodium is taken in the gas B, when it forms a salt C and another colourless gas D. The salt solution of C gives a curdy white precipitate with silver nitrate solution. The white precipitate is soluble in excess of ammonium hydroxide.
(i) Name the salt C and Name the gas D.
(ii) Write the chemical equations for the reaction between
(1) B and sodium, (2) C and silver nitrate, (3) white precipitate and ammonium hydroxide
→
What are the terms defined in (i) - (iv) below?
(i) A bond formed by a shared pair of electrons, each bonding atom contributing one electron to the pair.
(ii) A bond formed by a shared pair of electrons with both electrons coming from the same atom.
(iii) A salt containing a metal ion surrounded by other ions or molecules.
(iv) A base which is soluble in water
→
(a) Give the IUPAC name of the following organic compounds :
Image
(b) What is the special feature of the structure of ethyne?
(c) Give the structural formula of Acetic acid.
→
Write balanced equations for the following reactions:
(i) Potassium hydrogen carbonate and dilute sulphuric acid.
(ii) Copper oxide and dilute hydrochloric acid.
(iii) Manganese(IV) oxide and concentrated hydrochloric acid.
(iv) Sodium nitrate and concentrated sulphuric acid
→
Answer the following questions :
(i) The pH of a solution S is 10. What is nature of solution?
(ii) If the pH of solution S is to be increased, name the compound we should add to it.
(iii) Name kind of particles present in the solution of carbonic acid.
(iv) Name kind of particles present in the glucose solution.
→
(a) Why does molten sodium chloride decompose on the passage of electric current?
(b) (i) Name two metals normally manufactured by the electrolysis of fused compounds.
(ii) Name two compounds used in (b) (i) above.
(iii) For one of the above metals, explain the reaction taking place at the cathode.
→
A solution M turns blue litmus red while another solution N turns red litmus blue. In the above context answer the following questions :
(i) What do M and N must contain?
(ii) When M and N are mixed together, name one of the product formed.
(iii) When M and N are mixed together, name the other product formed.
(iv) If a piece of magnesium was put into a solution M, name the gas evolved.
→