Sodium hexametaphosphate (redirect from Na6(PO3)6)
Sodium hexametaphosphate (SHMP) is a salt of composition Na6[(PO3)6]. Sodium hexametaphosphate of commerce is typically a mixture of metaphosphates (empirical...
15 KB (1,401 words) - 06:54, 27 August 2024
Slav Defense (section Smyslov Variation: 5...Na6)
More often the game continues 6.Ne5 Bh5. With the Smyslov Variation, 5...Na6, Black allows the e-pawn to come to e4 but can gain counterplay by ...Bg4...
12 KB (1,780 words) - 18:39, 20 October 2023
White were later refuted. White still has an advantage in most lines. 7.0-0 Na6 has seen some popularity recently. The purpose of this awkward-looking move...
25 KB (3,394 words) - 05:08, 24 May 2024
Grünfeld Defence (section Prins Variation: 7...Na6)
8.Be3 Nfd7 was a topical line from the 1950s through the mid-1970s. 7...Na6 is Lodewijk Prins's idea, which Kasparov favoured in several of his World...
17 KB (1,917 words) - 13:00, 5 July 2024
can transpose into the Modern Benoni. The modern alternative 5...0-0 6.Nf3 Na6!? aims at sacrificing a pawn with 7...e5 and going into tactical complications...
9 KB (1,180 words) - 02:02, 25 November 2023
Queen's Pawn Game (section 1...Na6)
Englund Gambit: this gives up a pawn for questionable compensation. 1...Na6 is the Australian Defence. 1...g5? is the Borg Defense, Borg Gambit: this...
8 KB (1,227 words) - 10:04, 14 June 2024
Be2 0-0 9.0-0 Re8 10.Nd2 Na6 A79 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 0-0 9.0-0 Re8 10.Nd2 Na6 11.f3 Franco-Benoni Defense...
14 KB (1,867 words) - 15:45, 25 October 2024
Baltische Schachblaetter, 1893, reported that Kiesertizky probably played 20...Na6, but Anderssen then announced the mating moves. The Oxford Companion to Chess...
19 KB (2,180 words) - 00:28, 24 October 2024
(sodium hexametaphosphate). It is a cyclic polyphosphate with the formula Na6[(PO3)6]. Crystalline high molecular weight polyphosphates include Kurrol's...
8 KB (674 words) - 20:04, 20 August 2024
Bb5 g5 33. Ng8+ Kg7 34. Ne7 Kf6 35. Nc6 Ra3+ 36. Kh2 h5 37. Nb8 h4 38. Na6 g4 39. Nxc7 Ra2 40. Kg1 g3 41. fxg3 hxg3 42. Kf1 e4 0–1 Bobby Fischer, My...
6 KB (885 words) - 09:58, 2 July 2024
2.Bb2 f6 3.e4 Bxb4 4.Bc4 Nc6 5.f4 Qe7 6.f5 g6 (Brinckmann Variation) 1...Na6 (Bucker Defense Kingsley Variation) 1...Nc6 (Grigorian Variation) 1...Nf6...
10 KB (1,210 words) - 04:05, 15 June 2024
Sodium metatungstate is the inorganic compound with the formula Na6[H2W12O40], sometimes written 3Na2WO4·9WO3·H2O. It is also referred to as sodium polytungstate...
4 KB (361 words) - 20:44, 15 October 2024
often following up with some combination of ...c6, ...Kd8–c7, ...a5, ...Na6, and ...f6. Black's position is solid and their piece coordination is good;...
4 KB (395 words) - 06:46, 21 August 2023
"International" rules on stalemate. Some lines are trivial (1...d6, 1...d5, 1...Na6, and 1...g6 lose in less than 20 moves), others are quite simple (1...Nf6...
15 KB (1,757 words) - 20:46, 1 November 2024
pawn. 26. axb4 axb4 27. cxb4 Na6 28. Ra4 Nf4+ 29. Bxf4 exf4 30. Nh5 Qb6 31. Qxf4 Nxb4 32. Bb1 Rb7 33. Ra3 Rc7 34. Rd1 Na6 35. Nd4 Qxb2 36. Rg3 c3 (see...
166 KB (16,682 words) - 05:59, 24 October 2024
Basman, and is likely to transpose to the Borg Defence after 2.d4 g5. 1...Na6, called the Lemming Defence in Unorthodox Chess Openings, develops the knight...
13 KB (1,703 words) - 12:07, 17 August 2024
e6 7.Qe2 d5 8.Bg5 Be7 9.e5 Nfd7 10.Bxe7 Qxe7 11.g4 Bg6 12.Bxg6 hxg6 13.h4 Na6 14.0-0-0 0-0-0 15.Rdg1 Nc7 16.Kb1 f6 17.exf6 Qxf6 18.Rg3 Rde8 19.Re1 Rhf8...
37 KB (4,519 words) - 21:19, 28 October 2024
Timbrothers June 27, 2001 Anderson Mesa LONEOS MAS 1.7 km MPC · JPL 28993 2001 NA6 — July 13, 2001 Haleakala NEAT NYS 1.6 km MPC · JPL 28994 Helenabates 2001...
189 KB (301 words) - 20:45, 4 November 2024
the main line 6...Ne7 7.d4 Ng6 8.Nxg6 hxg6 9.Qd3 Nc6 (9...Rh5 10.Bg2; 9...Na6 10.c3) 10.c3 (10.Nc3? Nxd4! 11.Qxd4?? Bxg3+ wins White's queen) Bf5 (10....
16 KB (2,410 words) - 16:55, 25 June 2024
describes any member of the family of inorganic compounds with the formula Na6[V10O28](H2O)n. These are sodium salts of the orange-colored decavanadate...
11 KB (907 words) - 23:19, 18 June 2024
(4...d5 5.exd5, the Paulsen Attack, continues 5...Qxd5 6.Qe2+ Be7 7.Nb5 Na6 8.N1c3+/= Paulsen) 5.Nc3, Black normally continues ...Be7 and ...0-0 (the...
17 KB (2,249 words) - 16:53, 26 May 2024
Organotungsten(VI) compounds W(CH3)6 Polytungstate salts H3PW12O40 (NH4)10(H2W12O42) Na6[H2W12O40]...
2 KB (184 words) - 11:25, 1 March 2024
move loses but it is difficult to find anything better; for example 9...Na6 10.Bxf6 gxf6 11.Bxa6 bxa6 12.Qa4 Qb7 and Black's position is very weak. 10...
12 KB (1,401 words) - 23:18, 28 April 2024
b6 – Owen's Defence 1.e4 f6 – Barnes Defence 1.e4 h6 – Carr Defence 1.e4 Na6 – Lemming Defence 1.e4 Nc6 – Nimzowitsch Defence 1.e4 Nh6 – Adams Defence...
10 KB (1,206 words) - 13:44, 23 May 2024
Organotungsten(VI) compounds W(CH3)6 Polytungstate salts H3PW12O40 (NH4)10(H2W12O42) Na6[H2W12O40]...
83 KB (9,384 words) - 15:13, 6 November 2024
Organotungsten(VI) compounds W(CH3)6 Polytungstate salts H3PW12O40 (NH4)10(H2W12O42) Na6[H2W12O40]...
3 KB (210 words) - 23:06, 29 October 2024
Qxc7+ Kb4 4. Qc5+ Kb3 5. Qc3+ Ka4 6. Qd4+ Ka3 7. Nc5 Qb8 8. Qa1+ Kb4 9. Na6+ and White wins (Chernev 1989:207–8). Troitzky, A. (1924), 500 Endspielstudien...
4 KB (362 words) - 21:54, 31 October 2024
Organotungsten(VI) compounds W(CH3)6 Polytungstate salts H3PW12O40 (NH4)10(H2W12O42) Na6[H2W12O40]...
15 KB (1,580 words) - 11:42, 27 October 2024
5...Bxc5 or 5...0-0 6.a3 Bxc5), or with the knight (after 5...Na6 or 5...0-0 6.Nf3 Na6). In the former case, the bishop will eventually retreat to e7...
38 KB (6,036 words) - 20:30, 20 October 2024
Organotungsten(VI) compounds W(CH3)6 Polytungstate salts H3PW12O40 (NH4)10(H2W12O42) Na6[H2W12O40]...
4 KB (293 words) - 17:15, 27 August 2024