Below is a square that represents one element of the periodic table.​​What information is in this square of the periodic table, from top to bottom?​​A average atomic mass, chemical symbol, chemical name, atomic number​​B atomic number, chemical symbol, chemical name, average atomic mass​​C average atomic mass, chemical symbol, chemical name, proton number​​D atomic number, chemical symbol, chemical name, proton number​​9 The diagram below is one model of an atom. By whom was this model of an atom proposed?​​Atom​​A Thomson​​B Dalton​​C Rutherford​​D Bohr​​10 What are the columns and the rows of the periodic table called?​​A periods and energy levels​​B groups and periods​​C atomic numbers and periods​​D groups and atomic numbers​​11 Which action can speed up the rate of a chemical reaction?​​A removing a catalyst​​B lowering the reactant concentration​​C lowering the temperature​​D breaking a reactant into smaller pieces

How is the periodic table organized? What information does it provide about elements?Your answer

How are the elements arranged in the modern periodic table?A.According to atomic numberB.According to atomic massC.According to the number of neutronsD.According to the number of electrons

Complete the table by selecting the, relative charge and position in the atom for each subatomic particle.particle         relative charge      position in atom    proton Blank 1 Question 7 Blank 2 Question 7electron Blank 3 Question 7 Blank 4 Question 7neutron  Blank 5 Question 7  Blank 6 Question 7Question 8Not yet answeredMarked out of 9Flag questionQuestion textThe following picture shows the symbol for calcium, as it can be seen on the Periodic Table. Use the information on the picture to answer the questions.Give the name of the element. Answer 1 Question 8What information does the top number give you about this element? Answer 2 Question 8What information does the bottom number give you about this element? Answer 3 Question 8How many nucleons do atoms of this element have? Answer 4 Question 8How many protons do atoms of this element have? Answer 5 Question 8How many neutrons do atoms of this element have? Answer 6 Question 8How many electrons do atoms of this element have? Answer 7 Question 8Which particles do not contribute to the mass of an atom? Answer 8 Question 8Where are you going to find the electrons in these atoms? Answer 9 Question 8Question 9Not yet answeredMarked out of 4Flag questionQuestion textIdentify the correct sub-atomic particle(s).a) Sub-atomic particle with a positive charge.Multiple choice 1 Question 9protonselectronsneutronsb) Sub-atomic particle responsible for the volume of the atom.Multiple choice 2 Question 9protonselectronsneutronsc) Sub-atomic particles responsible for the mass of the atom.neutronselectronsprotonsQuestion 10Not yet answeredMarked out of 8Flag questionQuestion textThe following diagram shows the Bohr model of an atom. Use the diagram to answer the questions that follow.How many electrons does the atom have? Answer 1 Question 10How many protons does the atom have? Answer 2 Question 10How many neutrons does the atom have? Answer 3 Question 10Is that atom neutral? Answer 4 Question 10What will be the atomic number of the element? Answer 5 Question 10What will be the atomic mass of the element? Answer 6 Question 10How many valence electrons does the atom have? Answer 7 Question 10Give the symbol for the element. Answer 8 Question 10 (Use your Periodic Table)

What does the arrangement of the periodic table help scientists see?A.Possible isotopes for each elementB.Patterns in the elements' propertiesC.Groupings of the elements by colorD.Identification of radioactive elementsSUBMITarrow_backPREVIOUS

Choose the best descriptions of what the Periodic Table is.Question 1Select one or more:Provides information about the elements such as, names, symbols and atomic numbersArrangement of elements according to increasing atomic numberClassification of molecules in terms of chemical and physical propertiesArrangement of elements according to increasing mass numberClassification of elements in terms of chemical and physical propertiesArrangement of elements according to abundance on EarthList of all the elements we know on EarthQuestion 2Not yet answeredMarked out of 3Flag questionQuestion textMatch the following descriptions with elements on the Periodic Table (abbreviated as PT):MetalsAnswer 1 Question 2Non-metalsAnswer 2 Question 2Semi-metalsAnswer 3 Question 2