CBSE |Class 10th Science| Chapter 3 | Metals and Non-metalsBy KeyIndia Education Free Test Portal / 06/11/2024 /16 0 votes, 0 avg 2 CBSE CLASS 10TH SCIENCE Class 10th Science Chapter 3 Metals and Non-Metals Online Test 1 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals Aqua regia is a freshly prepared mixture of concentrated HNO3 and concentrated HCl in the ratio of: 3:1, respectively 3:2, respectively 2:3, respectively 1:3, respectively 2 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals When a non-metal is allowed to react with water: No products are formed Product formed depends on the temperature H2 gas is formed CO2 gas is formed 3 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals Pick the statement which is correct about the non-metal. Graphite is a good conductor of electricity Most of the non-metal oxides are acidic Br is an example of a liquid non-metal All of these 4 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals Which of the following can undergo a chemical reaction? ZnSO4 + Fe CuSO4 + Fe MgSO4 + Fe MgSO4 + Pb 5 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals A student studying the chemical properties of metals finds incomplete chemical reactions in his book, as shown below:MgO + HNO3 →Which option completes the reaction? MgO + HNO3 → Mg(NO3)2 + H2O MgO + HNO3 → Mg + NO2 + O2 MgO + HNO3 → Mg3N2 + 4H2O MgO + HNO3 → Mg(OH)2 + 2NO2 6 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals When calcium oxide is added to water, it completely dissolves in water without forming bubbles. What products are formed in this reaction? Ca(OH)2 Ca and H2O2 Ca and H2 CaH2 7 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals The image shows the electrolytic refining of copper.Which of the following options explains the process of obtaining pure copper? When current is passed, pure copper from the electrolytic solution deposits at the cathode. When current is passed, pure copper from the anode deposits in the electrolytic solution. When current is passed, pure copper from the anode deposits to the cathode. When current is passed, pure copper from the electrolytic solution deposits at the anode. 8 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals Which of the following options gives the process of extraction of mercury from its ore cinnabar? Cooling cinnabar in the presence of excess air Cinnabar in the presence of limited air, and then adding a small amount of water Cinnabar to convert it into mercuric oxide and then heating it again Cooling cinnabar to convert it into mercuric oxide and then heating it 9 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals The chemical reaction between a piece of copper and nitric acid is given by the chemical equations,Cu + HNO3 → Cu(NO3)2 + H2H2 + HNO3 → H2O + NO2What can be inferred from the chemical equation? Copper causes the oxidation of HNO3 to form NO2 Hydrogen gas gets oxidised by HNO3 to form water Gas reacts with oxygen in the air to form water Nitrate reacts with hydrogen to form NO2 and H2O 10 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals What happens when a pellet of sodium is dropped in water? It catches fire and forms hydroxide It catches fire and forms oxide It absorbs heat and forms hydroxide It absorbs heat and forms oxide 11 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals When hydrochloric acid is added to barium hydroxide, a white-coloured compound is formed. Which of the following option gives the complete chemical reaction? 2HCl + Ba(OH)2 → BaCl2 + 2HOH 2HCl + Ba(OH)2 → BaH2 + 2HCl + O2 HCl + Ba(OH)2 → BaCl2 + 2HOH HCl + 2Ba(OH) → 2BaCl2 + 2HOH + O2 12 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals Aluminium is used for making cooking utensils. Which of the following properties of aluminium are responsible for the same?(i) Good thermal conductivity(ii) Good electrical conductivity(iii) Ductility(iv) High melting point (i) and (ii) (ii) and (iii) (i) and (iv) (i) and (iii) 13 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals The metals that float when treated with water are: Magnesium and sodium Sodium and calcium Magnesium and calcium Manganese and sodium 14 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals The arrangement for Copper, Tin, Lead and Mercury, according to the reactivity series, is: Copper> Mercury> Tin> Lead Tin> Lead> Copper> Mercury Mercury> Tin> Lead> Copper Lead> Copper> Mercury> Tin 15 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals A non-metal used to preserve food material is: Sulphur Nitrogen Carbon Phosphorus 16 / 16 Category: Class 10th Science Chapter 3 Metals and Non Metals Which of the following oxides of iron would be obtained on the prolonged reaction of iron with steam? Fe2O3 FeO Fe3O4 Fe2O3 and Fe3O4 Your score isThe average score is 22% LinkedIn Facebook 0% Restart quiz
