Fundamentals quiz Loading... 1. Balance the equation for the reaction: ___ HCl(aq) + ___ MnO₂(s) → ___MnCl₂(aq) + ___H₂O(l) + ___ Cl₂(g)4 HCl(aq) + MnO₂(s) → MnCl₂(aq) + 2H₂O(l) + Cl₂(g)2 HCl(aq) + MnO₂(s) → MnCl₂(aq) + H₂O(l) + Cl₂(g)6 HCl(aq) + MnO₂(s) → MnCl₂(aq) + 2H₂O(l) + 2 Cl₂(g)4 HCl(aq) + 2 MnO₂(s) → 2 MnCl₂(aq) + 2H₂O(l) + Cl₂(g)Question 1 of 12 Loading... 2. Describe the energy of particles in a gasParticles have a lot of kinetic energyParticles have no kinetic energyParticles have a moderate amount of kinetic energyParticles have a little kinetic energyQuestion 2 of 12 Loading... 3. How many neutrons in a typical atom of hydrogen?010.52Question 3 of 12 Loading... 4. What is meant by the term exothermic?A reaction which will only be spontaneous at cold temperatures (below 0⁰C)A reaction which will only be spontaneous at warm temperatures (above 100⁰C)A reaction in which heat energy is given out (surroundings get hotter)A reaction in which heat energy is taken in (surroundings get colder)Question 4 of 12 Loading... 5. If an element conducts electricity, is it typically a metal or a non-metal?Depends on conditionsMetalNeither non-metal or metalNon-metalQuestion 5 of 12 Loading... 6. Calculate the relative formula mass(Mr) of cobalt chloride crystals (CoCl₂.6H₂O)158169238130Question 6 of 12 Loading... 7. On the Periodic Table what is the meaning of the word Period?A Period is a vertical column of similar elementsA Period is a collection of similar elementsA Period is a horizontal row of elementsA Period is a collection of elements with the same number of electrons in the outer shellQuestion 7 of 12 Loading... 8. Describe the arrangement, movement and energy of the particles in a gasParticles are far apart and there are no forces between them. Energy is high. The particles vibrate around a fixed point. Particles are close together and regularly packed. Energy is high. Particles are free to move and moving moderatelyParticles are close together and regularly packed. Energy is low. The particles vibrate around a fixed point. Particles are far apart and there are no forces between them. Energy is high. The particles move quickly and freely.Question 8 of 12 Loading... 9. State the mass and charge of a neutronNeutron: mass=1, charge =0Neutron: mass=1, charge =-1Neutron: mass=negligible, charge =-1Neutron: mass=1, charge =+1Question 9 of 12 Loading... 10. Where are metals found on the periodic table?On the left, reaching across the middleOnly on the bottom rowOnly in the left hand columnAt the top rightQuestion 10 of 12 Loading... 11. What is represented by pictures (i), (ii), (iii) and (iv)?(i) element (ii) mixture (iii) compound (iv) element(i) element (ii) compound (iii) mixture (iv) element(i) element (ii) mixture (iii) compound (iv) compound(i) mixture (ii) mixture (iii) compound (iv) mixtureQuestion 11 of 12 Loading... 12. What is meant by the term atom?An atom is made up of two or more elements bonded togetherAn atom is a particle found in the nucleusAn atom is the smallest part of a compoundAn atom is the smallest part of an elementQuestion 12 of 12 Loading... Related Posts:The entire quiz question bank!The entire quiz question bank (Double only)!Key Calculations quizEquilibria (triple) quizCondensation Polymers quizElectrolysis quiz Hydr0Gen2020-02-16T15:32:22+00:00Categories: Uncategorized|Tags: Quiz, Topic: Fundamentals| Share This Story, Choose Your Platform! FacebookXRedditLinkedInTumblrPinterestVkEmail
