Dear student,
Please give a thumbs up to this answer.
With regards..
To UMOWw26urt twowilgoce Objective Knowledge Check Question 17 The first five ionization energies (IE, through IE,)...
The first five ionization energies (IE through IEs) of a Period 2 element have the following pattern IE1 IE2 IE3 IE4 IE5 Make a reasonable guess about which element this is. Enter its chemical symbol below
Ionization. 25. (3) Which of the following most likely represents the successive ionization energies (IE, through IE) of a noble gas in Period 4, in kJ/mol? (select the best one) IE IE2 IE3 IE4 IES a) 1351 2350 3565 5070 6240 941 2045 2973 4144 6590 c) 419 3052 4420 5877 7975 d) 590 1145 4912 6491 8153
Question 23 2 pts What element in period 3 has the following successive ionization energies? 1E1:578 kJ/mol IE2: 1817 kJ/mol 1E3: 2745 kJ/mol IE4: 11578 kJ/mol IES: 14842 kJ/mol IE6: 18379 kJ/mol 1E7:23326 kJ/mol IE8:27464 kJ/mol
Question 6 0.15 pts Consider the following set of successive ionization energies: IE1 = 578kJ/mol IE2 = 1,820kJ/mol IE3 = 2,750kJ/mol IE4 = 3,600kJ/mol IE5 = 13,300kJ/mol To which second period element do these ionization values belong? Enter your answer as a chemical symbol (ex: He).
= Objective Knowledge Check Fill in the missing information: symbol atom or ion? check all that apply number of number of protons electrons Ai't neutral atom cation anion neutral atom cation anion 9 neutral atom cation anion 35 I Don't Know Submit 2020 McGra
Part A What is the third-row element having the successive ionization energies in kJ/mol: 738, 1451, 7733, 10,540, 13,630, 17,995, 21,703 Express your answer as a chemical symbol Submit Previous Answers Request Answer X Incorrect: Try Again; 3 attempts remaining Provide Feedback Next>
Objective Knowledge Check Question 5 Calculate the heat of reaction AH for the following reaction: 2 NHỊg)ẠN,(g) + 3H5(g) You can find a table of bond energies by using the Data button on the ALEKS toolbar. Round your answer to the nearest kJ/mol.
Objective knowledge Check Question 4 For each system listed in the first column of the table below, decide (if possible) whether the change described in the second column will increase the entropy S of the system, decrease S, or leave Sunchanged. If you don't have enough information to decide, check the "not enough information" button in the last column. System Change AS AS < 0 SO A few grams of quid ammonia (H) The ammonia evaporates at a constant temperature...
= Objective Knowledge Check At a certain temperature, the equilibrium constant K for the following reaction is 8.0 x 10 NO2(g) + NO(g) – 2NO,(e) Use this information to complete the following table. There will be very little NO, and NO. Suppose a 29. L reaction vessel is filled with 2.0 mol of NO3 and 2.0 mol of NO. What can you say about the composition of the mixture in the vessel at equilibrium? There will be very little NO2....
Question 26 = Knowledge Check Find the equation of the quadratic function f whose graph is shown below. 10- 8 8 (7.3) ? X (s. 5) Don't know Submit 2020 Meducation Alages en oo е е Type here to search (hp ho 19