Chemistry Homework Assistance
QuestionAI's chemistry problem solver is a middle school chemistry tutoring tool that summarises key chemical reactions and equations in real-time, featuring a robust learning system to empower even those with a weak foundation in chemistry.
You needn't fret over the elemental properties of the periodic table anymore. Here, you can effortlessly access chemical reactions and reaction principles corresponding to each element. Deductive reasoning from microscopic phenomena to discern the original structure of molecules and atoms is a research technique we staunchly champion.
- (d) An iron nail is placed into some blue copper sulphate solution. A reaction takes place between the iron and the copper sulphate. Page 2 of 5 (i) Complete the word equation for the reaction. iron + copper supchale arrow (ii) Describe one change you would see on the surface of the nail. __ ............minimi 1 mar 1 mar
- Q2. The diagram shows an outline of part of the Periodic Table of Elements. (a) What is the name of the element with the symbol H? __ (b) In which regions of the Periodic Table are the following types of element found? (i) non-metals (such as oxygen and chlorine); region __ (ii) very reactive metals (such as sodium and potassium); region __ (iii) less reactive metals (such as copper and zinc). Region __ (c) Why is copper sulphate not found in the Periodic Table? __ . (d) An iron nail is placed into some blue copper sulphate solution. A reaction takes place between the iron and the copper sulphate.
- What volume of oxygen gas is needed to react with 4dm^3 of C_(3)H_(8)+5O_(2)arrow 3CO_(2)+4H_(2)O propane with complete combustion, with the volume of all gases measured at the same temperature and pressure? __
- Simple COVALENT molecular structures usually exist as... a GAS (at room temperature) a LIQUID (at room temperature) a SOLID with a LOW melting point [ANY of these]: It depends on the strength of the INTERMOLECULAR FORCES
- In the model below.what part of an atom does each letter represent? A. A: protons, B electrons, C: neutrons B. A: neutrons, B protons, C: electrons C. A: neutrons, B: electrons C. protons D A: electrons, B: neutrons C. protons